| Date | Value |
|---|---|
| Jun 11, 2026 | 7,451.92 |
| Jun 1, 2026 | 7,473.85 |
| May 1, 2026 | 7,412.55 |
| Apr 1, 2026 | 7,000.94 |
| Mar 1, 2026 | 6,753.36 |
| Feb 1, 2026 | 7,069.70 |
| Jan 1, 2026 | 7,139.41 |
| Dec 1, 2025 | 7,087.11 |
| Nov 1, 2025 | 6,969.68 |
| Oct 1, 2025 | 6,957.03 |
| Sep 1, 2025 | 6,793.28 |
| Aug 1, 2025 | 6,629.46 |
| Jul 1, 2025 | 6,531.85 |
| Jun 1, 2025 | 6,264.79 |
| May 1, 2025 | 6,057.81 |
| Apr 1, 2025 | 5,609.32 |
| Mar 1, 2025 | 5,956.35 |
| Feb 1, 2025 | 6,342.27 |
| Jan 1, 2025 | 6,308.01 |
| Dec 1, 2024 | 6,382.64 |
| Nov 1, 2024 | 6,298.88 |
| Oct 1, 2024 | 6,149.39 |
| Sep 1, 2024 | 5,979.82 |
| Aug 1, 2024 | 5,857.45 |
| Jul 1, 2024 | 5,905.61 |
| Jun 1, 2024 | 5,776.20 |
| May 1, 2024 | 5,586.18 |
| Apr 1, 2024 | 5,446.08 |
| Mar 1, 2024 | 5,547.87 |
| Feb 1, 2024 | 5,412.45 |
| Jan 1, 2024 | 5,220.52 |
| Dec 1, 2023 | 5,118.46 |
| Nov 1, 2023 | 4,867.82 |
| Oct 1, 2023 | 4,638.98 |
| Sep 1, 2023 | 4,800.66 |
| Aug 1, 2023 | 4,831.30 |
| Jul 1, 2023 | 4,942.11 |
| Jun 1, 2023 | 4,772.83 |
| May 1, 2023 | 4,568.74 |
| Apr 1, 2023 | 4,552.96 |
| Mar 1, 2023 | 4,406.22 |
| Feb 1, 2023 | 4,544.60 |
| Jan 1, 2023 | 4,436.63 |
| Dec 1, 2022 | 4,417.59 |
| Nov 1, 2022 | 4,409.78 |
| Oct 1, 2022 | 4,190.05 |
| Sep 1, 2022 | 4,347.58 |
| Aug 1, 2022 | 4,705.49 |
| Jul 1, 2022 | 4,424.63 |
| Jun 1, 2022 | 4,409.65 |
| May 1, 2022 | 4,632.35 |
| Apr 1, 2022 | 5,090.21 |
| Mar 1, 2022 | 5,118.59 |
| Feb 1, 2022 | 5,239.74 |
| Jan 1, 2022 | 5,451.90 |
| Dec 1, 2021 | 5,619.13 |
| Nov 1, 2021 | 5,627.49 |
| Oct 1, 2021 | 5,404.72 |
| Sep 1, 2021 | 5,431.10 |
| Aug 1, 2021 | 5,456.46 |
| Jul 1, 2021 | 5,356.65 |
| Jun 1, 2021 | 5,227.96 |
| May 1, 2021 | 5,188.59 |
| Apr 1, 2021 | 5,196.71 |
| Mar 1, 2021 | 4,947.58 |
| Feb 1, 2021 | 4,948.13 |
| Jan 1, 2021 | 4,860.32 |
| Dec 1, 2020 | 4,754.35 |
| Nov 1, 2020 | 4,570.39 |
| Oct 1, 2020 | 4,399.92 |
| Sep 1, 2020 | 4,333.26 |
| Aug 1, 2020 | 4,373.07 |
| Jul 1, 2020 | 4,148.76 |
| Jun 1, 2020 | 4,035.90 |
| May 1, 2020 | 3,816.12 |
| Apr 1, 2020 | 3,610.14 |
| Mar 1, 2020 | 3,443.73 |
| Feb 1, 2020 | 4,245.83 |
| Jan 1, 2020 | 4,258.62 |
| Dec 1, 2019 | 4,142.84 |
| Nov 1, 2019 | 4,045.46 |
| Oct 1, 2019 | 3,877.62 |
| Sep 1, 2019 | 3,892.32 |
| Aug 1, 2019 | 3,784.79 |
| Jul 1, 2019 | 3,913.41 |
| Jun 1, 2019 | 3,781.33 |
| May 1, 2019 | 3,735.68 |
| Apr 1, 2019 | 3,808.01 |
| Mar 1, 2019 | 3,696.58 |
| Feb 1, 2019 | 3,652.31 |
| Jan 1, 2019 | 3,471.41 |
| Dec 1, 2018 | 3,424.57 |
| Nov 1, 2018 | 3,620.95 |
| Oct 1, 2018 | 3,691.29 |
| Sep 1, 2018 | 3,851.86 |
| Aug 1, 2018 | 3,798.28 |
| Jul 1, 2018 | 3,715.04 |
| Jun 1, 2018 | 3,663.04 |
| May 1, 2018 | 3,598.47 |
| Apr 1, 2018 | 3,549.42 |
| Mar 1, 2018 | 3,629.52 |
| Feb 1, 2018 | 3,640.94 |
| Jan 1, 2018 | 3,771.89 |
| Dec 1, 2017 | 3,621.89 |
| Nov 1, 2017 | 3,523.66 |
| Oct 1, 2017 | 3,474.01 |
| Sep 1, 2017 | 3,384.70 |
| Aug 1, 2017 | 3,352.64 |
| Jul 1, 2017 | 3,359.77 |
| Jun 1, 2017 | 3,329.94 |
| May 1, 2017 | 3,280.05 |
| Apr 1, 2017 | 3,233.46 |
| Mar 1, 2017 | 3,253.37 |
| Feb 1, 2017 | 3,205.24 |
| Jan 1, 2017 | 3,139.71 |
| Dec 1, 2016 | 3,118.47 |
| Nov 1, 2016 | 3,006.13 |
| Oct 1, 2016 | 2,970.99 |
| Sep 1, 2016 | 2,995.06 |
| Aug 1, 2016 | 3,020.71 |
| Jul 1, 2016 | 2,992.78 |
| Jun 1, 2016 | 2,897.54 |
| May 1, 2016 | 2,881.47 |
| Apr 1, 2016 | 2,907.12 |
| Mar 1, 2016 | 2,845.49 |
| Feb 1, 2016 | 2,691.63 |
| Jan 1, 2016 | 2,713.90 |
| Dec 1, 2015 | 2,910.35 |
| Nov 1, 2015 | 2,937.88 |
| Oct 1, 2015 | 2,853.04 |
| Sep 1, 2015 | 2,738.52 |
| Aug 1, 2015 | 2,868.49 |
| Jul 1, 2015 | 2,940.64 |
| Jun 1, 2015 | 2,948.07 |
| May 1, 2015 | 2,976.22 |
| Apr 1, 2015 | 2,967.20 |
| Mar 1, 2015 | 2,952.12 |
| Feb 1, 2015 | 2,972.85 |
| Jan 1, 2015 | 2,908.30 |
| Dec 1, 2014 | 2,931.85 |
| Nov 1, 2014 | 2,901.46 |
| Oct 1, 2014 | 2,734.34 |
| Sep 1, 2014 | 2,806.26 |
| Aug 1, 2014 | 2,763.71 |
| Jul 1, 2014 | 2,775.37 |
| Jun 1, 2014 | 2,737.71 |
| May 1, 2014 | 2,662.07 |
| Apr 1, 2014 | 2,635.30 |
| Mar 1, 2014 | 2,642.94 |
| Feb 1, 2014 | 2,593.62 |
| Jan 1, 2014 | 2,610.83 |
| Dec 1, 2013 | 2,599.58 |
| Nov 1, 2013 | 2,564.50 |
| Oct 1, 2013 | 2,468.13 |
| Sep 1, 2013 | 2,414.74 |
| Aug 1, 2013 | 2,393.08 |
| Jul 1, 2013 | 2,393.93 |
| Jun 1, 2013 | 2,323.25 |
| May 1, 2013 | 2,359.13 |
| Apr 1, 2013 | 2,263.69 |
| Mar 1, 2013 | 2,232.73 |
| Feb 1, 2013 | 2,182.96 |
| Jan 1, 2013 | 2,154.40 |
| Dec 1, 2012 | 2,075.96 |
| Nov 1, 2012 | 2,029.93 |
| Oct 1, 2012 | 2,083.06 |
| Sep 1, 2012 | 2,090.36 |
| Aug 1, 2012 | 2,041.54 |
| Jul 1, 2012 | 1,989.02 |
| Jun 1, 2012 | 1,932.77 |
| May 1, 2012 | 1,955.88 |
| Apr 1, 2012 | 2,019.36 |
| Mar 1, 2012 | 2,029.57 |
| Feb 1, 2012 | 1,990.88 |
| Jan 1, 2012 | 1,922.90 |
| Dec 1, 2011 | 1,846.33 |
| Nov 1, 2011 | 1,816.74 |
| Oct 1, 2011 | 1,786.79 |
| Sep 1, 2011 | 1,733.86 |
| Aug 1, 2011 | 1,753.40 |
| Jul 1, 2011 | 1,965.73 |
| Jun 1, 2011 | 1,911.20 |
| May 1, 2011 | 1,984.82 |
| Apr 1, 2011 | 1,984.03 |
| Mar 1, 2011 | 1,956.28 |
| Feb 1, 2011 | 2,000.54 |
| Jan 1, 2011 | 1,951.82 |
| Dec 1, 2010 | 1,898.29 |
| Nov 1, 2010 | 1,836.24 |
| Oct 1, 2010 | 1,795.17 |
| Sep 1, 2010 | 1,721.46 |
| Aug 1, 2010 | 1,669.04 |
| Jul 1, 2010 | 1,659.85 |
| Jun 1, 2010 | 1,665.68 |
| May 1, 2010 | 1,728.10 |
| Apr 1, 2010 | 1,840.52 |
| Mar 1, 2010 | 1,774.00 |
| Feb 1, 2010 | 1,684.05 |
| Jan 1, 2010 | 1,737.70 |
| Dec 1, 2009 | 1,723.16 |
| Nov 1, 2009 | 1,685.56 |
| Oct 1, 2009 | 1,655.11 |
| Sep 1, 2009 | 1,620.85 |
| Aug 1, 2009 | 1,567.80 |
| Jul 1, 2009 | 1,456.30 |
| Jun 1, 2009 | 1,438.92 |
| May 1, 2009 | 1,414.12 |
| Apr 1, 2009 | 1,332.93 |
| Mar 1, 2009 | 1,192.86 |
| Feb 1, 2009 | 1,271.72 |
| Jan 1, 2009 | 1,373.84 |
| Dec 1, 2008 | 1,398.91 |
| Nov 1, 2008 | 1,393.09 |
| Oct 1, 2008 | 1,499.11 |
| Sep 1, 2008 | 1,864.08 |
| Aug 1, 2008 | 1,960.19 |
| Jul 1, 2008 | 1,915.59 |
| Jun 1, 2008 | 2,054.17 |
| May 1, 2008 | 2,170.74 |
| Apr 1, 2008 | 2,137.93 |
| Mar 1, 2008 | 2,066.88 |
| Feb 1, 2008 | 2,144.84 |
| Jan 1, 2008 | 2,189.00 |
| Dec 1, 2007 | 2,360.17 |
| Nov 1, 2007 | 2,333.35 |
| Oct 1, 2007 | 2,469.54 |
| Sep 1, 2007 | 2,406.44 |
| Aug 1, 2007 | 2,344.57 |
| Jul 1, 2007 | 2,446.60 |
| Jun 1, 2007 | 2,435.49 |
| May 1, 2007 | 2,435.30 |
| Apr 1, 2007 | 2,373.16 |
| Mar 1, 2007 | 2,296.06 |
| Feb 1, 2007 | 2,379.30 |
| Jan 1, 2007 | 2,357.86 |
| Dec 1, 2006 | 2,352.20 |
| Nov 1, 2006 | 2,309.50 |
| Oct 1, 2006 | 2,264.12 |
| Sep 1, 2006 | 2,176.47 |
| Aug 1, 2006 | 2,115.52 |
| Jul 1, 2006 | 2,075.36 |
| Jun 1, 2006 | 2,069.82 |
| May 1, 2006 | 2,134.87 |
| Apr 1, 2006 | 2,165.69 |
| Mar 1, 2006 | 2,169.98 |
| Feb 1, 2006 | 2,153.17 |
| Jan 1, 2006 | 2,161.03 |
| Dec 1, 2005 | 2,149.13 |
| Nov 1, 2005 | 2,098.54 |
| Oct 1, 2005 | 2,005.29 |
| Sep 1, 2005 | 2,066.57 |
| Aug 1, 2005 | 2,089.01 |
| Jul 1, 2005 | 2,096.22 |
| Jun 1, 2005 | 2,071.47 |
| May 1, 2005 | 2,031.22 |
| Apr 1, 2005 | 2,005.28 |
| Mar 1, 2005 | 2,071.59 |
| Feb 1, 2005 | 2,096.06 |
| Jan 1, 2005 | 2,076.13 |
| Dec 1, 2004 | 2,111.84 |
| Nov 1, 2004 | 2,050.99 |
| Oct 1, 2004 | 1,961.25 |
| Sep 1, 2004 | 1,972.37 |
| Aug 1, 2004 | 1,925.75 |
| Jul 1, 2004 | 1,956.68 |
| Jun 1, 2004 | 2,001.13 |
| May 1, 2004 | 1,954.35 |
| Apr 1, 2004 | 2,020.29 |
| Mar 1, 2004 | 2,009.99 |
| Feb 1, 2004 | 2,057.82 |
| Jan 1, 2004 | 2,049.32 |
| Dec 1, 2003 | 1,964.99 |
| Nov 1, 2003 | 1,907.02 |
| Oct 1, 2003 | 1,881.63 |
| Sep 1, 2003 | 1,844.70 |
| Aug 1, 2003 | 1,796.39 |
| Jul 1, 2003 | 1,808.72 |
| Jun 1, 2003 | 1,802.40 |
| May 1, 2003 | 1,709.33 |
| Apr 1, 2003 | 1,622.79 |
| Mar 1, 2003 | 1,540.31 |
| Feb 1, 2003 | 1,531.99 |
| Jan 1, 2003 | 1,652.27 |
| Dec 1, 2002 | 1,665.76 |
| Nov 1, 2002 | 1,681.96 |
| Oct 1, 2002 | 1,579.74 |
| Sep 1, 2002 | 1,606.76 |
| Aug 1, 2002 | 1,692.40 |
| Jul 1, 2002 | 1,681.36 |
| Jun 1, 2002 | 1,888.95 |
| May 1, 2002 | 2,011.58 |
| Apr 1, 2002 | 2,072.49 |
| Mar 1, 2002 | 2,162.54 |
| Feb 1, 2002 | 2,074.58 |
| Jan 1, 2002 | 2,157.60 |
| Dec 1, 2001 | 2,171.43 |
| Nov 1, 2001 | 2,134.06 |
| Oct 1, 2001 | 2,030.33 |
| Sep 1, 2001 | 1,963.45 |
| Aug 1, 2001 | 2,225.03 |
| Jul 1, 2001 | 2,274.02 |
| Jun 1, 2001 | 2,332.14 |
| May 1, 2001 | 2,395.78 |
| Apr 1, 2001 | 2,254.06 |
| Mar 1, 2001 | 2,255.42 |
| Feb 1, 2001 | 2,489.12 |
| Jan 1, 2001 | 2,556.26 |
| Dec 1, 2000 | 2,563.36 |
| Nov 1, 2000 | 2,652.57 |
| Oct 1, 2000 | 2,677.40 |
| Sep 1, 2000 | 2,832.34 |
| Aug 1, 2000 | 2,880.86 |
| Jul 1, 2000 | 2,856.69 |
| Jun 1, 2000 | 2,841.86 |
| May 1, 2000 | 2,771.81 |
| Apr 1, 2000 | 2,858.93 |
| Mar 1, 2000 | 2,823.12 |
| Feb 1, 2000 | 2,741.12 |
| Jan 1, 2000 | 2,830.26 |
| Dec 1, 1999 | 2,844.82 |
| Nov 1, 1999 | 2,769.79 |
| Oct 1, 1999 | 2,590.15 |
| Sep 1, 1999 | 2,631.02 |
| Aug 1, 1999 | 2,662.31 |
| Jul 1, 1999 | 2,776.25 |
| Jun 1, 1999 | 2,666.77 |
| May 1, 1999 | 2,685.96 |
| Apr 1, 1999 | 2,691.39 |
| Mar 1, 1999 | 2,603.11 |
| Feb 1, 1999 | 2,539.56 |
| Jan 1, 1999 | 2,547.12 |
| Dec 1, 1998 | 2,433.27 |
| Nov 1, 1998 | 2,338.57 |
| Oct 1, 1998 | 2,109.78 |
| Sep 1, 1998 | 2,090.71 |
| Aug 1, 1998 | 2,203.98 |
| Jul 1, 1998 | 2,374.98 |
| Jun 1, 1998 | 2,278.82 |
| May 1, 1998 | 2,281.68 |
| Apr 1, 1998 | 2,293.68 |
| Mar 1, 1998 | 2,224.85 |
| Feb 1, 1998 | 2,119.08 |
| Jan 1, 1998 | 1,997.80 |
| Dec 1, 1997 | 1,999.46 |
| Nov 1, 1997 | 1,948.32 |
| Oct 1, 1997 | 1,972.50 |
| Sep 1, 1997 | 1,948.00 |
| Aug 1, 1997 | 1,932.46 |
| Jul 1, 1997 | 1,932.00 |
| Jun 1, 1997 | 1,831.97 |
| May 1, 1997 | 1,743.83 |
| Apr 1, 1997 | 1,598.07 |
| Mar 1, 1997 | 1,659.19 |
| Feb 1, 1997 | 1,676.43 |
| Jan 1, 1997 | 1,613.94 |
| Dec 1, 1996 | 1,570.49 |
| Nov 1, 1996 | 1,554.48 |
| Oct 1, 1996 | 1,485.00 |
| Sep 1, 1996 | 1,433.26 |
| Aug 1, 1996 | 1,411.82 |
| Jul 1, 1996 | 1,374.79 |
| Jun 1, 1996 | 1,429.67 |
| May 1, 1996 | 1,415.03 |
| Apr 1, 1996 | 1,387.60 |
| Mar 1, 1996 | 1,392.73 |
| Feb 1, 1996 | 1,405.27 |
| Jan 1, 1996 | 1,333.59 |
| Dec 1, 1995 | 1,341.74 |
| Nov 1, 1995 | 1,299.32 |
| Oct 1, 1995 | 1,270.98 |
| Sep 1, 1995 | 1,266.05 |
| Aug 1, 1995 | 1,225.45 |
| Jul 1, 1995 | 1,224.84 |
| Jun 1, 1995 | 1,185.24 |
| May 1, 1995 | 1,153.36 |
| Apr 1, 1995 | 1,120.56 |
| Mar 1, 1995 | 1,091.58 |
| Feb 1, 1995 | 1,070.26 |
| Jan 1, 1995 | 1,037.37 |
| Dec 1, 1994 | 1,019.00 |
| Nov 1, 1994 | 1,032.03 |
| Oct 1, 1994 | 1,039.69 |
| Sep 1, 1994 | 1,047.45 |
| Aug 1, 1994 | 1,044.14 |
| Jul 1, 1994 | 1,019.37 |
| Jun 1, 1994 | 1,029.89 |
| May 1, 1994 | 1,024.45 |
| Apr 1, 1994 | 1,016.80 |
| Mar 1, 1994 | 1,055.93 |
| Feb 1, 1994 | 1,077.28 |
| Jan 1, 1994 | 1,084.20 |
| Dec 1, 1993 | 1,070.99 |
| Nov 1, 1993 | 1,063.96 |
| Oct 1, 1993 | 1,067.01 |
| Sep 1, 1993 | 1,060.66 |
| Aug 1, 1993 | 1,051.03 |
| Jul 1, 1993 | 1,038.07 |
| Jun 1, 1993 | 1,039.86 |
| May 1, 1993 | 1,034.77 |
| Apr 1, 1993 | 1,031.15 |
| Mar 1, 1993 | 1,050.55 |
| Feb 1, 1993 | 1,034.41 |
| Jan 1, 1993 | 1,022.83 |
| Dec 1, 1992 | 1,028.84 |
| Nov 1, 1992 | 997.91 |
| Oct 1, 1992 | 974.88 |
| Sep 1, 1992 | 992.51 |
| Aug 1, 1992 | 994.02 |
| Jul 1, 1992 | 989.98 |
| Jun 1, 1992 | 975.90 |
| May 1, 1992 | 995.08 |
| Apr 1, 1992 | 978.73 |
| Mar 1, 1992 | 980.01 |
| Feb 1, 1992 | 997.53 |
| Jan 1, 1992 | 1,009.69 |
| Dec 1, 1991 | 944.15 |
| Nov 1, 1991 | 938.54 |
| Oct 1, 1991 | 943.61 |
| Sep 1, 1991 | 945.77 |
| Aug 1, 1991 | 955.32 |
| Jul 1, 1991 | 935.56 |
| Jun 1, 1991 | 932.16 |
| May 1, 1991 | 934.17 |
| Apr 1, 1991 | 941.12 |
| Mar 1, 1991 | 924.15 |
| Feb 1, 1991 | 900.61 |
| Jan 1, 1991 | 810.40 |
| Dec 1, 1990 | 823.41 |
| Nov 1, 1990 | 789.69 |
| Oct 1, 1990 | 770.96 |
| Sep 1, 1990 | 796.54 |
| Aug 1, 1990 | 842.26 |
| Jul 1, 1990 | 925.26 |
| Jun 1, 1990 | 929.75 |
| May 1, 1990 | 908.49 |
| Apr 1, 1990 | 879.22 |
| Mar 1, 1990 | 881.32 |
| Feb 1, 1990 | 865.17 |
| Jan 1, 1990 | 894.28 |
| Dec 1, 1989 | 926.44 |
| Nov 1, 1989 | 905.55 |
| Oct 1, 1989 | 926.92 |
| Sep 1, 1989 | 931.11 |
| Aug 1, 1989 | 932.21 |
| Jul 1, 1989 | 894.11 |
| Jun 1, 1989 | 874.13 |
| May 1, 1989 | 849.72 |
| Apr 1, 1989 | 822.97 |
| Mar 1, 1989 | 802.05 |
| Feb 1, 1989 | 810.25 |
| Jan 1, 1989 | 789.79 |
| Dec 1, 1988 | 768.98 |
| Nov 1, 1988 | 754.93 |
| Oct 1, 1988 | 773.40 |
| Sep 1, 1988 | 749.69 |
| Aug 1, 1988 | 742.62 |
| Jul 1, 1988 | 761.03 |
| Jun 1, 1988 | 768.79 |
| May 1, 1988 | 730.43 |
| Apr 1, 1988 | 751.52 |
| Mar 1, 1988 | 764.31 |
| Feb 1, 1988 | 745.65 |
| Jan 1, 1988 | 725.57 |
| Dec 1, 1987 | 699.87 |
| Nov 1, 1987 | 711.48 |
| Oct 1, 1987 | 814.41 |
| Sep 1, 1987 | 928.73 |
| Aug 1, 1987 | 964.94 |
| Jul 1, 1987 | 913.20 |
| Jun 1, 1987 | 889.92 |
| May 1, 1987 | 856.62 |
| Apr 1, 1987 | 860.26 |
| Mar 1, 1987 | 874.43 |
| Feb 1, 1987 | 843.51 |
| Jan 1, 1987 | 797.12 |
| Dec 1, 1986 | 753.95 |
| Nov 1, 1986 | 744.01 |
| Oct 1, 1986 | 721.29 |
| Sep 1, 1986 | 724.68 |
| Aug 1, 1986 | 748.45 |
| Jul 1, 1986 | 735.13 |
| Jun 1, 1986 | 750.74 |
| May 1, 1986 | 733.95 |
| Apr 1, 1986 | 734.43 |
| Mar 1, 1986 | 715.52 |
| Feb 1, 1986 | 672.70 |
| Jan 1, 1986 | 636.61 |
| Dec 1, 1985 | 635.60 |
| Nov 1, 1985 | 607.22 |
| Oct 1, 1985 | 574.06 |
| Sep 1, 1985 | 569.68 |
| Aug 1, 1985 | 584.29 |
| Jul 1, 1985 | 598.43 |
| Jun 1, 1985 | 588.33 |
| May 1, 1985 | 577.49 |
| Apr 1, 1985 | 566.17 |
| Mar 1, 1985 | 565.05 |
| Feb 1, 1985 | 571.92 |
| Jan 1, 1985 | 545.09 |
| Dec 1, 1984 | 523.53 |
| Nov 1, 1984 | 529.26 |
| Oct 1, 1984 | 524.48 |
| Sep 1, 1984 | 530.13 |
| Aug 1, 1984 | 527.22 |
| Jul 1, 1984 | 486.43 |
| Jun 1, 1984 | 494.77 |
| May 1, 1984 | 507.55 |
| Apr 1, 1984 | 512.27 |
| Mar 1, 1984 | 514.12 |
| Feb 1, 1984 | 514.79 |
| Jan 1, 1984 | 547.25 |
| Dec 1, 1983 | 543.87 |
| Nov 1, 1983 | 547.06 |
| Oct 1, 1983 | 556.44 |
| Sep 1, 1983 | 556.43 |
| Aug 1, 1983 | 543.15 |
| Jul 1, 1983 | 560.22 |
| Jun 1, 1983 | 560.45 |
| May 1, 1983 | 554.37 |
| Apr 1, 1983 | 535.99 |
| Mar 1, 1983 | 519.97 |
| Feb 1, 1983 | 502.51 |
| Jan 1, 1983 | 494.46 |
| Dec 1, 1982 | 478.65 |
| Nov 1, 1982 | 472.25 |
| Oct 1, 1982 | 452.86 |
| Sep 1, 1982 | 418.99 |
| Aug 1, 1982 | 376.28 |
| Jul 1, 1982 | 376.03 |
| Jun 1, 1982 | 379.00 |
| May 1, 1982 | 407.18 |
| Apr 1, 1982 | 410.69 |
| Mar 1, 1982 | 392.93 |
| Feb 1, 1982 | 405.62 |
| Jan 1, 1982 | 416.86 |
| Dec 1, 1981 | 441.36 |
| Nov 1, 1981 | 439.56 |
| Oct 1, 1981 | 429.85 |
| Sep 1, 1981 | 425.38 |
| Aug 1, 1981 | 470.55 |
| Jul 1, 1981 | 472.32 |
| Jun 1, 1981 | 489.37 |
| May 1, 1981 | 491.49 |
| Apr 1, 1981 | 505.51 |
| Mar 1, 1981 | 504.39 |
| Feb 1, 1981 | 489.53 |
| Jan 1, 1981 | 512.31 |
| Dec 1, 1980 | 518.41 |
| Nov 1, 1980 | 531.89 |
| Oct 1, 1980 | 514.54 |
| Sep 1, 1980 | 504.68 |
| Aug 1, 1980 | 496.85 |
| Jul 1, 1980 | 485.46 |
| Jun 1, 1980 | 464.39 |
| May 1, 1980 | 441.23 |
| Apr 1, 1980 | 426.14 |
| Mar 1, 1980 | 438.04 |
| Feb 1, 1980 | 489.73 |
| Jan 1, 1980 | 477.70 |
| Dec 1, 1979 | 471.01 |
| Nov 1, 1979 | 457.87 |
| Oct 1, 1979 | 465.70 |
| Sep 1, 1979 | 487.86 |
| Aug 1, 1979 | 487.70 |
| Jul 1, 1979 | 470.82 |
| Jun 1, 1979 | 471.40 |
| May 1, 1979 | 467.44 |
| Apr 1, 1979 | 484.65 |
| Mar 1, 1979 | 480.60 |
| Feb 1, 1979 | 476.40 |
| Jan 1, 1979 | 489.24 |
| Dec 1, 1978 | 475.76 |
| Nov 1, 1978 | 470.91 |
| Oct 1, 1978 | 502.43 |
| Sep 1, 1978 | 523.60 |
| Aug 1, 1978 | 527.56 |
| Jul 1, 1978 | 495.75 |
| Jun 1, 1978 | 501.96 |
| May 1, 1978 | 506.11 |
| Apr 1, 1978 | 486.22 |
| Mar 1, 1978 | 469.49 |
| Feb 1, 1978 | 474.07 |
| Jan 1, 1978 | 483.92 |
| Dec 1, 1977 | 506.30 |
| Nov 1, 1977 | 510.43 |
| Oct 1, 1977 | 509.97 |
| Sep 1, 1977 | 525.23 |
| Aug 1, 1977 | 535.27 |
| Jul 1, 1977 | 550.48 |
| Jun 1, 1977 | 548.18 |
| May 1, 1977 | 548.87 |
| Apr 1, 1977 | 553.23 |
| Mar 1, 1977 | 566.61 |
| Feb 1, 1977 | 572.71 |
| Jan 1, 1977 | 594.63 |
| Dec 1, 1976 | 602.88 |
| Nov 1, 1976 | 584.73 |
| Oct 1, 1976 | 589.79 |
| Sep 1, 1976 | 613.81 |
| Aug 1, 1976 | 603.10 |
| Jul 1, 1976 | 611.56 |
| Jun 1, 1976 | 600.63 |
| May 1, 1976 | 600.26 |
| Apr 1, 1976 | 608.72 |
| Mar 1, 1976 | 606.10 |
| Feb 1, 1976 | 604.18 |
| Jan 1, 1976 | 583.81 |
| Dec 1, 1975 | 535.59 |
| Nov 1, 1975 | 545.83 |
| Oct 1, 1975 | 540.65 |
| Sep 1, 1975 | 519.69 |
| Aug 1, 1975 | 528.98 |
| Jul 1, 1975 | 571.87 |
| Jun 1, 1975 | 577.71 |
| May 1, 1975 | 567.57 |
| Apr 1, 1975 | 536.70 |
| Mar 1, 1975 | 532.76 |
| Feb 1, 1975 | 511.30 |
| Jan 1, 1975 | 466.73 |
| Dec 1, 1974 | 433.08 |
| Nov 1, 1974 | 466.83 |
| Oct 1, 1974 | 455.40 |
| Sep 1, 1974 | 451.16 |
| Aug 1, 1974 | 509.59 |
| Jul 1, 1974 | 538.03 |
| Jun 1, 1974 | 614.10 |
| May 1, 1974 | 618.32 |
| Apr 1, 1974 | 645.53 |
| Mar 1, 1974 | 683.15 |
| Feb 1, 1974 | 663.50 |
| Jan 1, 1974 | 691.17 |
| Dec 1, 1973 | 687.51 |
| Nov 1, 1973 | 744.72 |
| Oct 1, 1973 | 806.94 |
| Sep 1, 1973 | 782.94 |
| Aug 1, 1973 | 771.30 |
| Jul 1, 1973 | 800.36 |
| Jun 1, 1973 | 794.59 |
| May 1, 1973 | 818.34 |
| Apr 1, 1973 | 847.80 |
| Mar 1, 1973 | 869.93 |
| Feb 1, 1973 | 892.10 |
| Jan 1, 1973 | 931.42 |
| Dec 1, 1972 | 926.52 |
| Nov 1, 1972 | 909.73 |
| Oct 1, 1972 | 868.31 |
| Sep 1, 1972 | 870.84 |
| Aug 1, 1972 | 885.68 |
| Jul 1, 1972 | 857.40 |
| Jun 1, 1972 | 867.94 |
| May 1, 1972 | 867.61 |
| Apr 1, 1972 | 878.59 |
| Mar 1, 1972 | 871.81 |
| Feb 1, 1972 | 853.63 |
| Jan 1, 1972 | 842.29 |
| Dec 1, 1971 | 808.62 |
| Nov 1, 1971 | 760.21 |
| Oct 1, 1971 | 797.17 |
| Sep 1, 1971 | 816.45 |
| Aug 1, 1971 | 798.71 |
| Jul 1, 1971 | 815.16 |
| Jun 1, 1971 | 823.11 |
| May 1, 1971 | 844.88 |
| Apr 1, 1971 | 860.79 |
| Mar 1, 1971 | 834.46 |
| Feb 1, 1971 | 815.63 |
| Jan 1, 1971 | 787.20 |
| Dec 1, 1970 | 758.24 |
| Nov 1, 1970 | 713.24 |
| Oct 1, 1970 | 717.62 |
| Sep 1, 1970 | 705.98 |
| Aug 1, 1970 | 669.56 |
| Jul 1, 1970 | 650.65 |
| Jun 1, 1970 | 652.89 |
| May 1, 1970 | 660.35 |
| Apr 1, 1970 | 748.15 |
| Mar 1, 1970 | 777.71 |
| Feb 1, 1970 | 768.67 |
| Jan 1, 1970 | 800.66 |
| Dec 1, 1969 | 809.90 |
| Nov 1, 1969 | 859.79 |
| Oct 1, 1969 | 858.20 |
| Sep 1, 1969 | 853.71 |
| Aug 1, 1969 | 853.02 |
| Jul 1, 1969 | 862.49 |
| Jun 1, 1969 | 907.76 |
| May 1, 1969 | 963.02 |
| Apr 1, 1969 | 935.21 |
| Mar 1, 1969 | 921.82 |
| Feb 1, 1969 | 950.14 |
| Jan 1, 1969 | 960.18 |
| Dec 1, 1968 | 1,005.37 |
| Nov 1, 1968 | 997.80 |
| Oct 1, 1968 | 985.43 |
| Sep 1, 1968 | 967.18 |
| Aug 1, 1968 | 939.40 |
| Jul 1, 1968 | 963.12 |
| Jun 1, 1968 | 970.60 |
| May 1, 1968 | 950.68 |
| Apr 1, 1968 | 932.01 |
| Mar 1, 1968 | 870.44 |
| Feb 1, 1968 | 889.25 |
| Jan 1, 1968 | 934.02 |
| Dec 1, 1967 | 942.10 |
| Nov 1, 1967 | 918.71 |
| Oct 1, 1967 | 951.27 |
| Sep 1, 1967 | 955.60 |
| Aug 1, 1967 | 945.25 |
| Jul 1, 1967 | 933.23 |
| Jun 1, 1967 | 920.13 |
| May 1, 1967 | 934.61 |
| Apr 1, 1967 | 920.93 |
| Mar 1, 1967 | 908.08 |
| Feb 1, 1967 | 889.86 |
| Jan 1, 1967 | 860.22 |
| Dec 1, 1966 | 828.44 |
| Nov 1, 1966 | 824.97 |
| Oct 1, 1966 | 785.65 |
| Sep 1, 1966 | 797.43 |
| Aug 1, 1966 | 826.53 |
| Jul 1, 1966 | 885.14 |
| Jun 1, 1966 | 890.14 |
| May 1, 1966 | 900.37 |
| Apr 1, 1966 | 950.38 |
| Mar 1, 1966 | 927.90 |
| Feb 1, 1966 | 970.70 |
| Jan 1, 1966 | 983.45 |
| Dec 1, 1965 | 966.69 |
| Nov 1, 1965 | 974.18 |
| Oct 1, 1965 | 966.15 |
| Sep 1, 1965 | 947.89 |
| Aug 1, 1965 | 917.24 |
| Jul 1, 1965 | 900.48 |
| Jun 1, 1965 | 901.86 |
| May 1, 1965 | 952.86 |
| Apr 1, 1965 | 938.88 |
| Mar 1, 1965 | 929.67 |
| Feb 1, 1965 | 931.79 |
| Jan 1, 1965 | 925.03 |
| Dec 1, 1964 | 901.82 |
| Nov 1, 1964 | 917.72 |
| Oct 1, 1964 | 914.31 |
| Sep 1, 1964 | 898.80 |
| Aug 1, 1964 | 886.45 |
| Jul 1, 1964 | 896.75 |
| Jun 1, 1964 | 867.43 |
| May 1, 1964 | 875.44 |
| Apr 1, 1964 | 866.98 |
| Mar 1, 1964 | 854.62 |
| Feb 1, 1964 | 839.33 |
| Jan 1, 1964 | 829.13 |
| Dec 1, 1963 | 804.40 |
| Nov 1, 1963 | 790.15 |
| Oct 1, 1963 | 794.61 |
| Sep 1, 1963 | 795.23 |
| Aug 1, 1963 | 774.82 |
| Jul 1, 1963 | 753.97 |
| Jun 1, 1963 | 767.83 |
| May 1, 1963 | 770.67 |
| Apr 1, 1963 | 755.51 |
| Mar 1, 1963 | 721.56 |
| Feb 1, 1963 | 726.69 |
| Jan 1, 1963 | 717.21 |
| Dec 1, 1962 | 690.53 |
| Nov 1, 1962 | 661.87 |
| Oct 1, 1962 | 619.21 |
| Sep 1, 1962 | 639.38 |
| Aug 1, 1962 | 647.24 |
| Jul 1, 1962 | 630.10 |
| Jun 1, 1962 | 617.31 |
| May 1, 1962 | 698.99 |
| Apr 1, 1962 | 755.14 |
| Mar 1, 1962 | 782.58 |
| Feb 1, 1962 | 781.81 |
| Jan 1, 1962 | 771.56 |
| Dec 1, 1961 | 801.39 |
| Nov 1, 1961 | 794.02 |
| Oct 1, 1961 | 759.61 |
| Sep 1, 1961 | 751.35 |
| Aug 1, 1961 | 759.80 |
| Jul 1, 1961 | 731.01 |
| Jun 1, 1961 | 737.95 |
| May 1, 1961 | 747.84 |
| Apr 1, 1961 | 740.31 |
| Mar 1, 1961 | 721.08 |
| Feb 1, 1961 | 699.15 |
| Jan 1, 1961 | 671.60 |
| Dec 1, 1960 | 638.76 |
| Nov 1, 1960 | 623.80 |
| Oct 1, 1960 | 604.23 |
| Sep 1, 1960 | 620.54 |
| Aug 1, 1960 | 639.79 |
| Jul 1, 1960 | 632.21 |
| Jun 1, 1960 | 648.28 |
| May 1, 1960 | 627.30 |
| Apr 1, 1960 | 633.10 |
| Mar 1, 1960 | 627.16 |
| Feb 1, 1960 | 635.82 |
| Jan 1, 1960 | 663.73 |
| Dec 1, 1959 | 673.21 |
| Nov 1, 1959 | 652.35 |
| Oct 1, 1959 | 649.73 |
| Sep 1, 1959 | 652.52 |
| Aug 1, 1959 | 681.72 |
| Jul 1, 1959 | 685.62 |
| Jun 1, 1959 | 661.72 |
| May 1, 1959 | 669.78 |
| Apr 1, 1959 | 659.85 |
| Mar 1, 1959 | 651.23 |
| Feb 1, 1959 | 635.11 |
| Jan 1, 1959 | 642.74 |
| Dec 1, 1958 | 620.27 |
| Nov 1, 1958 | 606.69 |
| Oct 1, 1958 | 590.81 |
| Sep 1, 1958 | 567.74 |
| Aug 1, 1958 | 553.13 |
| Jul 1, 1958 | 531.34 |
| Jun 1, 1958 | 518.92 |
| May 1, 1958 | 506.74 |
| Apr 1, 1958 | 490.97 |
| Mar 1, 1958 | 490.00 |
| Feb 1, 1958 | 483.47 |
| Jan 1, 1958 | 481.83 |
| Dec 1, 1957 | 475.90 |
| Nov 1, 1957 | 476.13 |
| Oct 1, 1957 | 488.36 |
| Sep 1, 1957 | 520.80 |
| Aug 1, 1957 | 542.83 |
| Jul 1, 1957 | 574.45 |
| Jun 1, 1957 | 567.09 |
| May 1, 1957 | 559.89 |
| Apr 1, 1957 | 541.12 |
| Mar 1, 1957 | 530.77 |
| Feb 1, 1957 | 525.91 |
| Jan 1, 1957 | 551.62 |
| Dec 1, 1956 | 563.88 |
| Nov 1, 1956 | 557.64 |
| Oct 1, 1956 | 563.49 |
| Sep 1, 1956 | 572.89 |
| Aug 1, 1956 | 595.24 |
| Jul 1, 1956 | 596.62 |
| Jun 1, 1956 | 570.08 |
| May 1, 1956 | 577.65 |
| Apr 1, 1956 | 598.61 |
| Mar 1, 1956 | 593.84 |
| Feb 1, 1956 | 555.58 |
| Jan 1, 1956 | 552.08 |
| Dec 1, 1955 | 567.33 |
| Nov 1, 1955 | 559.99 |
| Oct 1, 1955 | 524.61 |
| Sep 1, 1955 | 552.39 |
| Aug 1, 1955 | 530.57 |
| Jul 1, 1955 | 533.82 |
| Jun 1, 1955 | 499.30 |
| May 1, 1955 | 471.93 |
| Apr 1, 1955 | 473.94 |
| Mar 1, 1955 | 458.13 |
| Feb 1, 1955 | 461.77 |
| Jan 1, 1955 | 446.83 |
| Dec 1, 1954 | 438.92 |
| Nov 1, 1954 | 418.15 |
| Oct 1, 1954 | 402.40 |
| Sep 1, 1954 | 393.27 |
| Aug 1, 1954 | 382.84 |
| Jul 1, 1954 | 375.36 |
| Jun 1, 1954 | 360.79 |
| May 1, 1954 | 357.92 |
| Apr 1, 1954 | 345.50 |
| Mar 1, 1954 | 331.01 |
| Feb 1, 1954 | 324.16 |
| Jan 1, 1954 | 317.18 |
| Dec 1, 1953 | 309.33 |
| Nov 1, 1953 | 305.22 |
| Oct 1, 1953 | 297.51 |
| Sep 1, 1953 | 289.90 |
| Aug 1, 1953 | 303.85 |
| Jul 1, 1953 | 303.74 |
| Jun 1, 1953 | 299.48 |
| May 1, 1953 | 311.78 |
| Apr 1, 1953 | 311.31 |
| Mar 1, 1953 | 327.44 |
| Feb 1, 1953 | 327.03 |
| Jan 1, 1953 | 329.83 |
| Dec 1, 1952 | 326.84 |
| Nov 1, 1952 | 314.16 |
| Oct 1, 1952 | 304.50 |
| Sep 1, 1952 | 311.02 |
| Aug 1, 1952 | 316.04 |
| Jul 1, 1952 | 314.79 |
| Jun 1, 1952 | 308.31 |
| May 1, 1952 | 301.23 |
| Apr 1, 1952 | 301.36 |
| Mar 1, 1952 | 303.39 |
| Feb 1, 1952 | 302.63 |
| Jan 1, 1952 | 305.91 |
| Dec 1, 1951 | 296.05 |
| Nov 1, 1951 | 288.28 |
| Oct 1, 1951 | 298.80 |
| Sep 1, 1951 | 301.48 |
| Aug 1, 1951 | 296.18 |
| Jul 1, 1951 | 283.75 |
| Jun 1, 1951 | 278.84 |
| May 1, 1951 | 283.75 |
| Apr 1, 1951 | 284.72 |
| Mar 1, 1951 | 280.96 |
| Feb 1, 1951 | 286.88 |
| Jan 1, 1951 | 279.84 |
| Dec 1, 1950 | 264.75 |
| Nov 1, 1950 | 269.05 |
| Oct 1, 1950 | 270.69 |
| Sep 1, 1950 | 262.06 |
| Aug 1, 1950 | 254.17 |
| Jul 1, 1950 | 241.68 |
| Jun 1, 1950 | 263.87 |
| May 1, 1950 | 260.75 |
| Apr 1, 1950 | 253.33 |
| Mar 1, 1950 | 246.37 |
| Feb 1, 1950 | 245.42 |
| Jan 1, 1950 | 240.72 |
| Dec 1, 1949 | 234.87 |
| Nov 1, 1949 | 226.84 |
| Oct 1, 1949 | 224.69 |
| Sep 1, 1949 | 217.20 |
| Aug 1, 1949 | 215.30 |
| Jul 1, 1949 | 208.71 |
| Jun 1, 1949 | 195.89 |
| May 1, 1949 | 208.11 |
| Apr 1, 1949 | 208.79 |
| Mar 1, 1949 | 209.94 |
| Feb 1, 1949 | 207.97 |
| Jan 1, 1949 | 214.48 |
| Dec 1, 1948 | 211.22 |
| Nov 1, 1948 | 211.74 |
| Oct 1, 1948 | 222.36 |
| Sep 1, 1948 | 215.57 |
| Aug 1, 1948 | 218.04 |
| Jul 1, 1948 | 225.52 |
| Jun 1, 1948 | 233.89 |
| May 1, 1948 | 226.45 |
| Apr 1, 1948 | 216.84 |
| Mar 1, 1948 | 204.80 |
| Feb 1, 1948 | 201.07 |
| Jan 1, 1948 | 209.70 |
| Dec 1, 1947 | 215.25 |
| Nov 1, 1947 | 221.53 |
| Oct 1, 1947 | 225.12 |
| Sep 1, 1947 | 219.43 |
| Aug 1, 1947 | 230.27 |
| Jul 1, 1947 | 238.06 |
| Jun 1, 1947 | 226.06 |
| May 1, 1947 | 219.44 |
| Apr 1, 1947 | 223.42 |
| Mar 1, 1947 | 231.98 |
| Feb 1, 1947 | 246.28 |
| Jan 1, 1947 | 237.08 |
| Dec 1, 1946 | 235.83 |
| Nov 1, 1946 | 231.12 |
| Oct 1, 1946 | 237.65 |
| Sep 1, 1946 | 247.89 |
| Aug 1, 1946 | 293.65 |
| Jul 1, 1946 | 305.50 |
| Jun 1, 1946 | 332.97 |
| May 1, 1946 | 338.75 |
| Apr 1, 1946 | 339.86 |
| Mar 1, 1946 | 321.02 |
| Feb 1, 1946 | 334.57 |
| Jan 1, 1946 | 331.81 |
| Dec 1, 1945 | 319.10 |
| Nov 1, 1945 | 315.50 |
| Oct 1, 1945 | 305.50 |
| Sep 1, 1945 | 293.28 |
| Aug 1, 1945 | 274.58 |
| Jul 1, 1945 | 273.65 |
| Jun 1, 1945 | 279.39 |
| May 1, 1945 | 277.46 |
| Apr 1, 1945 | 268.85 |
| Mar 1, 1945 | 262.26 |
| Feb 1, 1945 | 262.45 |
| Jan 1, 1945 | 253.98 |
| Dec 1, 1944 | 246.64 |
| Nov 1, 1944 | 242.73 |
| Oct 1, 1944 | 244.43 |
| Sep 1, 1944 | 238.56 |
| Aug 1, 1944 | 242.54 |
| Jul 1, 1944 | 246.14 |
| Jun 1, 1944 | 241.25 |
| May 1, 1944 | 231.71 |
| Apr 1, 1944 | 227.69 |
| Mar 1, 1944 | 233.05 |
| Feb 1, 1944 | 226.69 |
| Jan 1, 1944 | 228.23 |
| Dec 1, 1943 | 221.10 |
| Nov 1, 1943 | 218.22 |
| Oct 1, 1943 | 228.81 |
| Sep 1, 1943 | 230.93 |
| Aug 1, 1943 | 227.42 |
| Jul 1, 1943 | 237.86 |
| Jun 1, 1943 | 231.71 |
| May 1, 1943 | 227.69 |
| Apr 1, 1943 | 220.33 |
| Mar 1, 1943 | 215.69 |
| Feb 1, 1943 | 211.98 |
| Jan 1, 1943 | 200.08 |
| Dec 1, 1942 | 188.78 |
| Nov 1, 1942 | 188.91 |
| Oct 1, 1942 | 187.03 |
| Sep 1, 1942 | 176.30 |
| Aug 1, 1942 | 174.47 |
| Jul 1, 1942 | 176.55 |
| Jun 1, 1942 | 171.26 |
| May 1, 1942 | 163.04 |
| Apr 1, 1942 | 163.19 |
| Mar 1, 1942 | 171.33 |
| Feb 1, 1942 | 183.47 |
| Jan 1, 1942 | 190.61 |
| Dec 1, 1941 | 189.40 |
| Nov 1, 1941 | 203.90 |
| Oct 1, 1941 | 215.31 |
| Sep 1, 1941 | 227.26 |
| Aug 1, 1941 | 229.64 |
| Jul 1, 1941 | 233.90 |
| Jun 1, 1941 | 222.50 |
| May 1, 1941 | 219.46 |
| Apr 1, 1941 | 225.92 |
| Mar 1, 1941 | 234.82 |
| Feb 1, 1941 | 235.06 |
| Jan 1, 1941 | 250.75 |
| Dec 1, 1940 | 250.27 |
| Nov 1, 1940 | 262.83 |
| Oct 1, 1940 | 256.85 |
| Sep 1, 1940 | 254.45 |
| Aug 1, 1940 | 244.16 |
| Jul 1, 1940 | 239.13 |
| Jun 1, 1940 | 229.83 |
| May 1, 1940 | 253.26 |
| Apr 1, 1940 | 293.71 |
| Mar 1, 1940 | 290.84 |
| Feb 1, 1940 | 292.51 |
| Jan 1, 1940 | 296.55 |
| Dec 1, 1939 | 296.11 |
| Nov 1, 1939 | 303.29 |
| Oct 1, 1939 | 308.79 |
| Sep 1, 1939 | 303.51 |
| Aug 1, 1939 | 280.24 |
| Jul 1, 1939 | 284.37 |
| Jun 1, 1939 | 277.57 |
| May 1, 1939 | 272.71 |
| Apr 1, 1939 | 263.00 |
| Mar 1, 1939 | 298.72 |
| Feb 1, 1939 | 298.96 |
| Jan 1, 1939 | 299.22 |
| Dec 1, 1938 | 303.77 |
| Nov 1, 1938 | 312.86 |
| Oct 1, 1938 | 312.62 |
| Sep 1, 1938 | 279.27 |
| Aug 1, 1938 | 292.58 |
| Jul 1, 1938 | 290.92 |
| Jun 1, 1938 | 242.67 |
| May 1, 1938 | 237.20 |
| Apr 1, 1938 | 233.41 |
| Mar 1, 1938 | 245.04 |
| Feb 1, 1938 | 262.39 |
| Jan 1, 1938 | 266.92 |
| Dec 1, 1937 | 256.46 |
| Nov 1, 1937 | 258.85 |
| Oct 1, 1937 | 281.87 |
| Sep 1, 1937 | 329.84 |
| Aug 1, 1937 | 386.89 |
| Jul 1, 1937 | 382.96 |
| Jun 1, 1937 | 363.98 |
| May 1, 1937 | 378.18 |
| Apr 1, 1937 | 398.63 |
| Mar 1, 1937 | 426.93 |
| Feb 1, 1937 | 430.43 |
| Jan 1, 1937 | 418.07 |
| Dec 1, 1936 | 408.37 |
| Nov 1, 1936 | 415.55 |
| Oct 1, 1936 | 404.30 |
| Sep 1, 1936 | 384.19 |
| Aug 1, 1936 | 379.89 |
| Jul 1, 1936 | 375.14 |
| Jun 1, 1936 | 356.74 |
| May 1, 1936 | 344.66 |
| Apr 1, 1936 | 363.99 |
| Mar 1, 1936 | 363.50 |
| Feb 1, 1936 | 353.34 |
| Jan 1, 1936 | 334.15 |
| Dec 1, 1935 | 316.67 |
| Nov 1, 1935 | 316.67 |
| Oct 1, 1935 | 291.58 |
| Sep 1, 1935 | 284.00 |
| Aug 1, 1935 | 278.13 |
| Jul 1, 1935 | 260.52 |
| Jun 1, 1935 | 247.55 |
| May 1, 1935 | 236.77 |
| Apr 1, 1935 | 219.53 |
| Mar 1, 1935 | 205.72 |
| Feb 1, 1935 | 219.66 |
| Jan 1, 1935 | 228.18 |
| Dec 1, 1934 | 231.58 |
| Nov 1, 1934 | 228.38 |
| Oct 1, 1934 | 222.17 |
| Sep 1, 1934 | 218.82 |
| Aug 1, 1934 | 227.58 |
| Jul 1, 1934 | 236.84 |
| Jun 1, 1934 | 248.59 |
| May 1, 1934 | 247.18 |
| Apr 1, 1934 | 275.15 |
| Mar 1, 1934 | 270.62 |
| Feb 1, 1934 | 285.23 |
| Jan 1, 1934 | 267.59 |
| Dec 1, 1933 | 253.12 |
| Nov 1, 1933 | 248.30 |
| Oct 1, 1933 | 242.46 |
| Sep 1, 1933 | 268.61 |
| Aug 1, 1933 | 270.89 |
| Jul 1, 1933 | 287.28 |
| Jun 1, 1933 | 274.17 |
| May 1, 1933 | 235.92 |
| Apr 1, 1933 | 183.25 |
| Mar 1, 1933 | 165.70 |
| Feb 1, 1933 | 164.92 |
| Jan 1, 1933 | 184.19 |
| Dec 1, 1932 | 174.47 |
| Nov 1, 1932 | 178.99 |
| Oct 1, 1932 | 179.40 |
| Sep 1, 1932 | 206.58 |
| Aug 1, 1932 | 186.92 |
| Jul 1, 1932 | 123.45 |
| Jun 1, 1932 | 117.54 |
| May 1, 1932 | 134.78 |
| Apr 1, 1932 | 151.41 |
| Mar 1, 1932 | 197.72 |
| Feb 1, 1932 | 195.61 |
| Jan 1, 1932 | 194.51 |
| Dec 1, 1931 | 193.73 |
| Nov 1, 1931 | 236.87 |
| Oct 1, 1931 | 230.54 |
| Sep 1, 1931 | 264.30 |
| Aug 1, 1931 | 308.49 |
| Jul 1, 1931 | 318.03 |
| Jun 1, 1931 | 307.82 |
| May 1, 1931 | 313.88 |
| Apr 1, 1931 | 342.91 |
| Mar 1, 1931 | 376.58 |
| Feb 1, 1931 | 367.14 |
| Jan 1, 1931 | 336.81 |
| Dec 1, 1930 | 322.84 |
| Nov 1, 1930 | 339.62 |
| Oct 1, 1930 | 363.96 |
| Sep 1, 1930 | 419.51 |
| Aug 1, 1930 | 422.25 |
| Jul 1, 1930 | 425.16 |
| Jun 1, 1930 | 429.28 |
| May 1, 1930 | 474.72 |
| Apr 1, 1930 | 501.90 |
| Mar 1, 1930 | 474.72 |
| Feb 1, 1930 | 454.78 |
| Jan 1, 1930 | 425.47 |
| Dec 1, 1929 | 416.96 |
| Nov 1, 1929 | 398.66 |
| Oct 1, 1929 | 542.20 |
| Sep 1, 1929 | 606.32 |
| Aug 1, 1929 | 583.08 |
| Jul 1, 1929 | 551.69 |
| Jun 1, 1929 | 512.48 |
| May 1, 1929 | 505.84 |
| Apr 1, 1929 | 501.30 |
| Mar 1, 1929 | 501.30 |
| Feb 1, 1929 | 489.75 |
| Jan 1, 1929 | 487.20 |
| Dec 1, 1928 | 453.69 |
| Nov 1, 1928 | 449.30 |
| Oct 1, 1928 | 420.85 |
| Sep 1, 1928 | 410.09 |
| Aug 1, 1928 | 387.65 |
| Jul 1, 1928 | 375.49 |
| Jun 1, 1928 | 372.75 |
| May 1, 1928 | 389.68 |
| Apr 1, 1928 | 380.20 |
| Mar 1, 1928 | 357.66 |
| Feb 1, 1928 | 339.43 |
| Jan 1, 1928 | 339.58 |
| Dec 1, 1927 | 338.22 |
| Nov 1, 1927 | 330.47 |
| Oct 1, 1927 | 321.26 |
| Sep 1, 1927 | 328.15 |
| Aug 1, 1927 | 312.33 |
| Jul 1, 1927 | 294.83 |
| Jun 1, 1927 | 283.52 |
| May 1, 1927 | 283.12 |
| Apr 1, 1927 | 275.27 |
| Mar 1, 1927 | 268.68 |
| Feb 1, 1927 | 263.09 |
| Jan 1, 1927 | 256.61 |
| Dec 1, 1926 | 255.41 |
| Nov 1, 1926 | 249.73 |
| Oct 1, 1926 | 247.91 |
| Sep 1, 1926 | 255.08 |
| Aug 1, 1926 | 252.69 |
| Jul 1, 1926 | 241.67 |
| Jun 1, 1926 | 229.28 |
| May 1, 1926 | 217.64 |
| Apr 1, 1926 | 214.93 |
| Mar 1, 1926 | 222.35 |
| Feb 1, 1926 | 237.21 |
| Jan 1, 1926 | 236.83 |
| Dec 1, 1925 | 233.28 |
| Nov 1, 1925 | 228.26 |
| Oct 1, 1925 | 225.12 |
| Sep 1, 1925 | 217.92 |
| Aug 1, 1925 | 213.00 |
| Jul 1, 1925 | 210.16 |
| Jun 1, 1925 | 206.82 |
| May 1, 1925 | 205.53 |
| Apr 1, 1925 | 200.29 |
| Mar 1, 1925 | 201.27 |
| Feb 1, 1925 | 207.89 |
| Jan 1, 1925 | 204.95 |
| Dec 1, 1924 | 196.81 |
| Nov 1, 1924 | 187.82 |
| Oct 1, 1924 | 177.89 |
| Sep 1, 1924 | 181.28 |
| Aug 1, 1924 | 184.12 |
| Jul 1, 1924 | 176.97 |
| Jun 1, 1924 | 170.12 |
| May 1, 1924 | 166.97 |
| Apr 1, 1924 | 167.56 |
| Mar 1, 1924 | 170.50 |
| Feb 1, 1924 | 172.82 |
| Jan 1, 1924 | 171.05 |
| Dec 1, 1923 | 165.62 |
| Nov 1, 1923 | 160.20 |
| Oct 1, 1923 | 155.55 |
| Sep 1, 1923 | 158.79 |
| Aug 1, 1923 | 158.74 |
| Jul 1, 1923 | 157.04 |
| Jun 1, 1923 | 164.41 |
| May 1, 1923 | 171.92 |
| Apr 1, 1923 | 180.45 |
| Mar 1, 1923 | 188.11 |
| Feb 1, 1923 | 185.12 |
| Jan 1, 1923 | 177.54 |
| Dec 1, 1922 | 174.11 |
| Nov 1, 1922 | 175.54 |
| Oct 1, 1922 | 185.82 |
| Sep 1, 1922 | 182.90 |
| Aug 1, 1922 | 178.26 |
| Jul 1, 1922 | 169.76 |
| Jun 1, 1922 | 169.57 |
| May 1, 1922 | 171.17 |
| Apr 1, 1922 | 164.75 |
| Mar 1, 1922 | 155.32 |
| Feb 1, 1922 | 147.93 |
| Jan 1, 1922 | 144.76 |
| Dec 1, 1921 | 141.60 |
| Nov 1, 1921 | 135.98 |
| Oct 1, 1921 | 128.30 |
| Sep 1, 1921 | 126.58 |
| Aug 1, 1921 | 122.12 |
| Jul 1, 1921 | 123.64 |
| Jun 1, 1921 | 124.72 |
| May 1, 1921 | 134.81 |
| Apr 1, 1921 | 127.94 |
| Mar 1, 1921 | 125.99 |
| Feb 1, 1921 | 128.59 |
| Jan 1, 1921 | 125.41 |
| Dec 1, 1920 | 117.64 |
| Nov 1, 1920 | 126.60 |
| Oct 1, 1920 | 132.70 |
| Sep 1, 1920 | 131.87 |
| Aug 1, 1920 | 125.46 |
| Jul 1, 1920 | 127.44 |
| Jun 1, 1920 | 126.99 |
| May 1, 1920 | 131.12 |
| Apr 1, 1920 | 141.97 |
| Mar 1, 1920 | 147.49 |
| Feb 1, 1920 | 139.20 |
| Jan 1, 1920 | 153.32 |
| Dec 1, 1919 | 158.16 |
| Nov 1, 1919 | 166.47 |
| Oct 1, 1919 | 175.34 |
| Sep 1, 1919 | 169.63 |
| Aug 1, 1919 | 167.94 |
| Jul 1, 1919 | 183.16 |
| Jun 1, 1919 | 182.63 |
| May 1, 1919 | 177.87 |
| Apr 1, 1919 | 168.36 |
| Mar 1, 1919 | 165.93 |
| Feb 1, 1919 | 163.01 |
| Jan 1, 1919 | 159.44 |
| Dec 1, 1918 | 160.45 |
| Nov 1, 1918 | 165.71 |
| Oct 1, 1918 | 164.63 |
| Sep 1, 1918 | 160.94 |
| Aug 1, 1918 | 164.95 |
| Jul 1, 1918 | 166.67 |
| Jun 1, 1918 | 169.84 |
| May 1, 1918 | 171.95 |
| Apr 1, 1918 | 170.16 |
| Mar 1, 1918 | 174.26 |
| Feb 1, 1918 | 176.59 |
| Jan 1, 1918 | 172.59 |
| Dec 1, 1917 | 166.34 |
| Nov 1, 1917 | 174.76 |
| Oct 1, 1917 | 190.65 |
| Sep 1, 1917 | 204.60 |
| Aug 1, 1917 | 219.89 |
| Jul 1, 1917 | 230.14 |
| Jun 1, 1917 | 233.04 |
| May 1, 1917 | 231.97 |
| Apr 1, 1917 | 243.90 |
| Mar 1, 1917 | 260.00 |
| Feb 1, 1917 | 252.18 |
| Jan 1, 1917 | 274.11 |
| Dec 1, 1916 | 283.12 |
| Nov 1, 1916 | 297.53 |
| Oct 1, 1916 | 295.98 |
| Sep 1, 1916 | 292.25 |
| Aug 1, 1916 | 285.93 |
| Jul 1, 1916 | 286.41 |
| Jun 1, 1916 | 290.44 |
| May 1, 1916 | 290.34 |
| Apr 1, 1916 | 286.75 |
| Mar 1, 1916 | 292.67 |
| Feb 1, 1916 | 296.45 |
| Jan 1, 1916 | 300.64 |
| Dec 1, 1915 | 308.44 |
| Nov 1, 1915 | 307.79 |
| Oct 1, 1915 | 300.30 |
| Sep 1, 1915 | 287.34 |
| Aug 1, 1915 | 277.06 |
| Jul 1, 1915 | 265.78 |
| Jun 1, 1915 | 266.77 |
| May 1, 1915 | 263.78 |
| Apr 1, 1915 | 272.79 |
| Mar 1, 1915 | 256.25 |
| Feb 1, 1915 | 247.32 |
| Jan 1, 1915 | 248.19 |
| Dec 1, 1914 | 243.88 |
| Nov 1, 1914 | 252.33 |
| Oct 1, 1914 | 254.83 |
| Sep 1, 1914 | 252.33 |
| Aug 1, 1914 | 252.33 |
| Jul 1, 1914 | 257.37 |
| Jun 1, 1914 | 275.21 |
| May 1, 1914 | 276.56 |
| Apr 1, 1914 | 277.67 |
| Mar 1, 1914 | 281.64 |
| Feb 1, 1914 | 287.05 |
| Jan 1, 1914 | 280.50 |
| Dec 1, 1913 | 269.44 |
| Nov 1, 1913 | 267.10 |
| Oct 1, 1913 | 276.81 |
| Sep 1, 1913 | 285.86 |
| Aug 1, 1913 | 286.04 |
| Jul 1, 1913 | 278.59 |
| Jun 1, 1913 | 277.67 |
| May 1, 1913 | 295.39 |
| Apr 1, 1913 | 300.58 |
| Mar 1, 1913 | 300.93 |
| Feb 1, 1913 | 306.74 |
| Jan 1, 1913 | 318.02 |
| Dec 1, 1912 | 324.07 |
| Nov 1, 1912 | 332.73 |
| Oct 1, 1912 | 336.49 |
| Sep 1, 1912 | 337.17 |
| Aug 1, 1912 | 338.92 |
| Jul 1, 1912 | 334.43 |
| Jun 1, 1912 | 334.08 |
| May 1, 1912 | 330.98 |
| Apr 1, 1912 | 331.32 |
| Mar 1, 1912 | 330.85 |
| Feb 1, 1912 | 328.22 |
| Jan 1, 1912 | 334.76 |
| Dec 1, 1911 | 337.72 |
| Nov 1, 1911 | 332.92 |
| Oct 1, 1911 | 316.61 |
| Sep 1, 1911 | 314.79 |
| Aug 1, 1911 | 336.59 |
| Jul 1, 1911 | 364.66 |
| Jun 1, 1911 | 370.36 |
| May 1, 1911 | 363.08 |
| Apr 1, 1911 | 355.42 |
| Mar 1, 1911 | 345.50 |
| Feb 1, 1911 | 353.49 |
| Jan 1, 1911 | 336.58 |
| Dec 1, 1910 | 328.59 |
| Nov 1, 1910 | 338.03 |
| Oct 1, 1910 | 331.57 |
| Sep 1, 1910 | 307.83 |
| Aug 1, 1910 | 302.64 |
| Jul 1, 1910 | 292.47 |
| Jun 1, 1910 | 308.04 |
| May 1, 1910 | 320.70 |
| Apr 1, 1910 | 319.98 |
| Mar 1, 1910 | 330.81 |
| Feb 1, 1910 | 329.03 |
| Jan 1, 1910 | 341.22 |
| Dec 1, 1909 | 345.52 |
| Nov 1, 1909 | 344.60 |
| Oct 1, 1909 | 349.83 |
| Sep 1, 1909 | 355.35 |
| Aug 1, 1909 | 358.73 |
| Jul 1, 1909 | 353.62 |
| Jun 1, 1909 | 348.64 |
| May 1, 1909 | 346.27 |
| Apr 1, 1909 | 338.39 |
| Mar 1, 1909 | 330.67 |
| Feb 1, 1909 | 326.23 |
| Jan 1, 1909 | 339.62 |
| Dec 1, 1908 | 334.75 |
| Nov 1, 1908 | 331.00 |
| Oct 1, 1908 | 313.16 |
| Sep 1, 1908 | 312.91 |
| Aug 1, 1908 | 316.36 |
| Jul 1, 1908 | 303.33 |
| Jun 1, 1908 | 295.65 |
| May 1, 1908 | 295.26 |
| Apr 1, 1908 | 280.17 |
| Mar 1, 1908 | 268.96 |
| Feb 1, 1908 | 258.39 |
| Jan 1, 1908 | 265.08 |
| Dec 1, 1907 | 251.63 |
| Nov 1, 1907 | 234.29 |
| Oct 1, 1907 | 238.76 |
| Sep 1, 1907 | 270.49 |
| Aug 1, 1907 | 273.40 |
| Jul 1, 1907 | 295.55 |
| Jun 1, 1907 | 284.65 |
| May 1, 1907 | 297.32 |
| Apr 1, 1907 | 314.51 |
| Mar 1, 1907 | 313.01 |
| Feb 1, 1907 | 343.28 |
| Jan 1, 1907 | 362.01 |
| Dec 1, 1906 | 368.86 |
| Nov 1, 1906 | 376.02 |
| Oct 1, 1906 | 372.66 |
| Sep 1, 1906 | 392.67 |
| Aug 1, 1906 | 384.98 |
| Jul 1, 1906 | 366.69 |
| Jun 1, 1906 | 364.09 |
| May 1, 1906 | 359.40 |
| Apr 1, 1906 | 373.11 |
| Mar 1, 1906 | 378.25 |
| Feb 1, 1906 | 387.75 |
| Jan 1, 1906 | 390.52 |
| Dec 1, 1905 | 377.46 |
| Nov 1, 1905 | 372.76 |
| Oct 1, 1905 | 378.83 |
| Sep 1, 1905 | 373.57 |
| Aug 1, 1905 | 368.36 |
| Jul 1, 1905 | 359.00 |
| Jun 1, 1905 | 348.07 |
| May 1, 1905 | 344.03 |
| Apr 1, 1905 | 357.95 |
| Mar 1, 1905 | 362.35 |
| Feb 1, 1905 | 348.18 |
| Jan 1, 1905 | 333.54 |
| Dec 1, 1904 | 326.42 |
| Nov 1, 1904 | 323.25 |
| Oct 1, 1904 | 313.67 |
| Sep 1, 1904 | 296.27 |
| Aug 1, 1904 | 287.19 |
| Jul 1, 1904 | 280.86 |
| Jun 1, 1904 | 269.67 |
| May 1, 1904 | 269.26 |
| Apr 1, 1904 | 268.75 |
| Mar 1, 1904 | 259.45 |
| Feb 1, 1904 | 257.18 |
| Jan 1, 1904 | 270.36 |
| Dec 1, 1903 | 272.16 |
| Nov 1, 1903 | 260.14 |
| Oct 1, 1903 | 256.46 |
| Sep 1, 1903 | 261.87 |
| Aug 1, 1903 | 271.62 |
| Jul 1, 1903 | 280.63 |
| Jun 1, 1903 | 294.15 |
| May 1, 1903 | 311.36 |
| Apr 1, 1903 | 310.30 |
| Mar 1, 1903 | 323.51 |
| Feb 1, 1903 | 325.45 |
| Jan 1, 1903 | 327.38 |
| Dec 1, 1902 | 315.16 |
| Nov 1, 1902 | 326.02 |
| Oct 1, 1902 | 328.23 |
| Sep 1, 1902 | 362.57 |
| Aug 1, 1902 | 365.78 |
| Jul 1, 1902 | 352.33 |
| Jun 1, 1902 | 344.55 |
| May 1, 1902 | 350.45 |
| Apr 1, 1902 | 355.67 |
| Mar 1, 1902 | 347.85 |
| Feb 1, 1902 | 347.42 |
| Jan 1, 1902 | 344.46 |
| Dec 1, 1901 | 333.45 |
| Nov 1, 1901 | 342.76 |
| Oct 1, 1901 | 339.85 |
| Sep 1, 1901 | 343.72 |
| Aug 1, 1901 | 349.47 |
| Jul 1, 1901 | 349.21 |
| Jun 1, 1901 | 378.80 |
| May 1, 1901 | 344.48 |
| Apr 1, 1901 | 362.75 |
| Mar 1, 1901 | 330.72 |
| Feb 1, 1901 | 319.27 |
| Jan 1, 1901 | 307.30 |
| Dec 1, 1900 | 302.54 |
| Nov 1, 1900 | 281.66 |
| Oct 1, 1900 | 261.23 |
| Sep 1, 1900 | 249.19 |
| Aug 1, 1900 | 258.19 |
| Jul 1, 1900 | 251.77 |
| Jun 1, 1900 | 254.71 |
| May 1, 1900 | 259.51 |
| Apr 1, 1900 | 265.92 |
| Mar 1, 1900 | 262.56 |
| Feb 1, 1900 | 260.46 |
| Jan 1, 1900 | 258.77 |
| Dec 1, 1899 | 255.37 |
| Nov 1, 1899 | 277.55 |
| Oct 1, 1899 | 275.57 |
| Sep 1, 1899 | 280.52 |
| Aug 1, 1899 | 294.43 |
| Jul 1, 1899 | 291.09 |
| Jun 1, 1899 | 284.90 |
| May 1, 1899 | 295.61 |
| Apr 1, 1899 | 308.47 |
| Mar 1, 1899 | 308.60 |
| Feb 1, 1899 | 304.26 |
| Jan 1, 1899 | 301.41 |
| Dec 1, 1898 | 280.10 |
| Nov 1, 1898 | 267.70 |
| Oct 1, 1898 | 259.14 |
| Sep 1, 1898 | 264.68 |
| Aug 1, 1898 | 265.18 |
| Jul 1, 1898 | 255.62 |
| Jun 1, 1898 | 250.85 |
| May 1, 1898 | 225.73 |
| Apr 1, 1898 | 226.56 |
| Mar 1, 1898 | 230.52 |
| Feb 1, 1898 | 241.43 |
| Jan 1, 1898 | 245.56 |
| Dec 1, 1897 | 239.01 |
| Nov 1, 1897 | 233.98 |
| Oct 1, 1897 | 242.54 |
| Sep 1, 1897 | 246.88 |
| Aug 1, 1897 | 242.29 |
| Jul 1, 1897 | 238.00 |
| Jun 1, 1897 | 227.86 |
| May 1, 1897 | 217.72 |
| Apr 1, 1897 | 213.59 |
| Mar 1, 1897 | 217.03 |
| Feb 1, 1897 | 216.51 |
| Jan 1, 1897 | 218.58 |
| Dec 1, 1896 | 212.35 |
| Nov 1, 1896 | 220.40 |
| Oct 1, 1896 | 212.37 |
| Sep 1, 1896 | 213.99 |
| Aug 1, 1896 | 203.32 |
| Jul 1, 1896 | 215.59 |
| Jun 1, 1896 | 230.53 |
| May 1, 1896 | 231.48 |
| Apr 1, 1896 | 228.94 |
| Mar 1, 1896 | 223.42 |
| Feb 1, 1896 | 226.99 |
| Jan 1, 1896 | 214.86 |
| Dec 1, 1895 | 214.16 |
| Nov 1, 1895 | 224.56 |
| Oct 1, 1895 | 232.38 |
| Sep 1, 1895 | 235.81 |
| Aug 1, 1895 | 234.34 |
| Jul 1, 1895 | 227.59 |
| Jun 1, 1895 | 223.73 |
| May 1, 1895 | 222.29 |
| Apr 1, 1895 | 213.79 |
| Mar 1, 1895 | 213.72 |
| Feb 1, 1895 | 213.72 |
| Jan 1, 1895 | 216.78 |
| Dec 1, 1894 | 219.33 |
| Nov 1, 1894 | 218.38 |
| Oct 1, 1894 | 218.38 |
| Sep 1, 1894 | 219.18 |
| Aug 1, 1894 | 218.62 |
| Jul 1, 1894 | 216.78 |
| Jun 1, 1894 | 221.38 |
| May 1, 1894 | 224.44 |
| Apr 1, 1894 | 233.11 |
| Mar 1, 1894 | 230.05 |
| Feb 1, 1894 | 217.14 |
| Jan 1, 1894 | 211.35 |
| Dec 1, 1893 | 209.93 |
| Nov 1, 1893 | 214.50 |
| Oct 1, 1893 | 205.74 |
| Sep 1, 1893 | 202.56 |
| Aug 1, 1893 | 196.73 |
| Jul 1, 1893 | 193.75 |
| Jun 1, 1893 | 208.21 |
| May 1, 1893 | 213.14 |
| Apr 1, 1893 | 230.80 |
| Mar 1, 1893 | 228.14 |
| Feb 1, 1893 | 231.10 |
| Jan 1, 1893 | 237.98 |
| Dec 1, 1892 | 242.64 |
| Nov 1, 1892 | 248.22 |
| Oct 1, 1892 | 255.57 |
| Sep 1, 1892 | 250.54 |
| Aug 1, 1892 | 256.94 |
| Jul 1, 1892 | 256.79 |
| Jun 1, 1892 | 263.72 |
| May 1, 1892 | 265.15 |
| Apr 1, 1892 | 265.15 |
| Mar 1, 1892 | 261.90 |
| Feb 1, 1892 | 252.37 |
| Jan 1, 1892 | 251.91 |
| Dec 1, 1891 | 241.09 |
| Nov 1, 1891 | 233.96 |
| Oct 1, 1891 | 234.72 |
| Sep 1, 1891 | 234.72 |
| Aug 1, 1891 | 214.29 |
| Jul 1, 1891 | 207.33 |
| Jun 1, 1891 | 208.38 |
| May 1, 1891 | 207.62 |
| Apr 1, 1891 | 205.88 |
| Mar 1, 1891 | 201.74 |
| Feb 1, 1891 | 207.86 |
| Jan 1, 1891 | 207.95 |
| Dec 1, 1890 | 195.13 |
| Nov 1, 1890 | 199.80 |
| Oct 1, 1890 | 210.44 |
| Sep 1, 1890 | 220.38 |
| Aug 1, 1890 | 226.91 |
| Jul 1, 1890 | 240.80 |
| Jun 1, 1890 | 242.54 |
| May 1, 1890 | 244.28 |
| Apr 1, 1890 | 237.36 |
| Mar 1, 1890 | 232.52 |
| Feb 1, 1890 | 234.28 |
| Jan 1, 1890 | 236.92 |
| Dec 1, 1889 | 228.57 |
| Nov 1, 1889 | 232.54 |
| Oct 1, 1889 | 234.72 |
| Sep 1, 1889 | 239.06 |
| Aug 1, 1889 | 236.48 |
| Jul 1, 1889 | 233.40 |
| Jun 1, 1889 | 238.24 |
| May 1, 1889 | 234.28 |
| Apr 1, 1889 | 222.56 |
| Mar 1, 1889 | 222.99 |
| Feb 1, 1889 | 224.83 |
| Jan 1, 1889 | 219.78 |
| Dec 1, 1888 | 208.04 |
| Nov 1, 1888 | 212.08 |
| Oct 1, 1888 | 219.18 |
| Sep 1, 1888 | 222.86 |
| Aug 1, 1888 | 217.48 |
| Jul 1, 1888 | 212.92 |
| Jun 1, 1888 | 210.13 |
| May 1, 1888 | 214.16 |
| Apr 1, 1888 | 208.94 |
| Mar 1, 1888 | 205.61 |
| Feb 1, 1888 | 213.70 |
| Jan 1, 1888 | 212.60 |
| Dec 1, 1887 | 213.30 |
| Nov 1, 1887 | 219.55 |
| Oct 1, 1887 | 218.10 |
| Sep 1, 1887 | 228.22 |
| Aug 1, 1887 | 228.59 |
| Jul 1, 1887 | 237.13 |
| Jun 1, 1887 | 240.33 |
| May 1, 1887 | 244.40 |
| Apr 1, 1887 | 240.26 |
| Mar 1, 1887 | 234.88 |
| Feb 1, 1887 | 229.49 |
| Jan 1, 1887 | 234.04 |
| Dec 1, 1886 | 242.32 |
| Nov 1, 1886 | 251.67 |
| Oct 1, 1886 | 245.58 |
| Sep 1, 1886 | 239.50 |
| Aug 1, 1886 | 233.41 |
| Jul 1, 1886 | 234.72 |
| Jun 1, 1886 | 233.96 |
| May 1, 1886 | 221.07 |
| Apr 1, 1886 | 219.98 |
| Mar 1, 1886 | 220.16 |
| Feb 1, 1886 | 222.30 |
| Jan 1, 1886 | 218.10 |
| Dec 1, 1885 | 213.04 |
| Nov 1, 1885 | 219.78 |
| Oct 1, 1885 | 208.71 |
| Sep 1, 1885 | 197.26 |
| Aug 1, 1885 | 197.55 |
| Jul 1, 1885 | 187.06 |
| Jun 1, 1885 | 182.41 |
| May 1, 1885 | 178.95 |
| Apr 1, 1885 | 176.87 |
| Mar 1, 1885 | 179.44 |
| Feb 1, 1885 | 174.97 |
| Jan 1, 1885 | 171.61 |
| Dec 1, 1884 | 175.66 |
| Nov 1, 1884 | 174.17 |
| Oct 1, 1884 | 173.83 |
| Sep 1, 1884 | 177.62 |
| Aug 1, 1884 | 181.54 |
| Jul 1, 1884 | 170.82 |
| Jun 1, 1884 | 168.89 |
| May 1, 1884 | 176.08 |
| Apr 1, 1884 | 187.58 |
| Mar 1, 1884 | 192.43 |
| Feb 1, 1884 | 193.16 |
| Jan 1, 1884 | 188.08 |
| Dec 1, 1883 | 193.88 |
| Nov 1, 1883 | 200.41 |
| Oct 1, 1883 | 195.34 |
| Sep 1, 1883 | 200.78 |
| Aug 1, 1883 | 196.69 |
| Jul 1, 1883 | 206.04 |
| Jun 1, 1883 | 205.09 |
| May 1, 1883 | 197.31 |
| Apr 1, 1883 | 198.70 |
| Mar 1, 1883 | 192.89 |
| Feb 1, 1883 | 188.65 |
| Jan 1, 1883 | 194.90 |
| Dec 1, 1882 | 195.91 |
| Nov 1, 1882 | 192.97 |
| Oct 1, 1882 | 199.82 |
| Sep 1, 1882 | 203.42 |
| Aug 1, 1882 | 196.12 |
| Jul 1, 1882 | 192.05 |
| Jun 1, 1882 | 180.26 |
| May 1, 1882 | 182.77 |
| Apr 1, 1882 | 186.79 |
| Mar 1, 1882 | 188.43 |
| Feb 1, 1882 | 188.75 |
| Jan 1, 1882 | 194.88 |
| Dec 1, 1881 | 197.85 |
| Nov 1, 1881 | 203.77 |
| Oct 1, 1881 | 200.49 |
| Sep 1, 1881 | 205.75 |
| Aug 1, 1881 | 212.02 |
| Jul 1, 1881 | 221.44 |
| Jun 1, 1881 | 231.87 |
| May 1, 1881 | 229.05 |
| Apr 1, 1881 | 216.91 |
| Mar 1, 1881 | 219.89 |
| Feb 1, 1881 | 217.42 |
| Jan 1, 1881 | 220.21 |
| Dec 1, 1880 | 205.80 |
| Nov 1, 1880 | 199.58 |
| Oct 1, 1880 | 191.65 |
| Sep 1, 1880 | 186.26 |
| Aug 1, 1880 | 188.44 |
| Jul 1, 1880 | 181.90 |
| Jun 1, 1880 | 173.92 |
| May 1, 1880 | 169.70 |
| Apr 1, 1880 | 178.96 |
| Mar 1, 1880 | 176.03 |
| Feb 1, 1880 | 174.44 |
| Jan 1, 1880 | 171.42 |
| Dec 1, 1879 | 169.98 |
| Nov 1, 1879 | 175.39 |
| Oct 1, 1879 | 175.43 |
| Sep 1, 1879 | 166.97 |
| Aug 1, 1879 | 166.74 |
| Jul 1, 1879 | 165.51 |
| Jun 1, 1879 | 164.04 |
| May 1, 1879 | 161.42 |
| Apr 1, 1879 | 154.45 |
| Mar 1, 1879 | 147.73 |
| Feb 1, 1879 | 148.54 |
| Jan 1, 1879 | 144.90 |
| Dec 1, 1878 | 141.34 |
| Nov 1, 1878 | 138.93 |
| Oct 1, 1878 | 137.69 |
| Sep 1, 1878 | 137.81 |
| Aug 1, 1878 | 135.07 |
| Jul 1, 1878 | 137.69 |
| Jun 1, 1878 | 136.53 |
| May 1, 1878 | 130.76 |
| Apr 1, 1878 | 126.10 |
| Mar 1, 1878 | 121.45 |
| Feb 1, 1878 | 116.72 |
| Jan 1, 1878 | 118.00 |
| Dec 1, 1877 | 114.53 |
| Nov 1, 1877 | 114.88 |
| Oct 1, 1877 | 114.36 |
| Sep 1, 1877 | 111.94 |
| Aug 1, 1877 | 104.30 |
| Jul 1, 1877 | 93.82 |
| Jun 1, 1877 | 90.67 |
| May 1, 1877 | 92.43 |
| Apr 1, 1877 | 94.10 |
| Mar 1, 1877 | 104.36 |
| Feb 1, 1877 | 105.00 |
| Jan 1, 1877 | 108.75 |
| Dec 1, 1876 | 111.60 |
| Nov 1, 1876 | 114.25 |
| Oct 1, 1876 | 117.47 |
| Sep 1, 1876 | 120.29 |
| Aug 1, 1876 | 129.37 |
| Jul 1, 1876 | 136.17 |
| Jun 1, 1876 | 137.84 |
| May 1, 1876 | 135.08 |
| Apr 1, 1876 | 135.30 |
| Mar 1, 1876 | 139.30 |
| Feb 1, 1876 | 139.61 |
| Jan 1, 1876 | 137.76 |
| Dec 1, 1875 | 133.87 |
| Nov 1, 1875 | 132.65 |
| Oct 1, 1875 | 129.47 |
| Sep 1, 1875 | 131.58 |
| Aug 1, 1875 | 131.60 |
| Jul 1, 1875 | 132.18 |
| Jun 1, 1875 | 131.88 |
| May 1, 1875 | 132.33 |
| Apr 1, 1875 | 134.22 |
| Mar 1, 1875 | 133.64 |
| Feb 1, 1875 | 131.89 |
| Jan 1, 1875 | 132.19 |
| Dec 1, 1874 | 132.19 |
| Nov 1, 1874 | 133.06 |
| Oct 1, 1874 | 130.76 |
| Sep 1, 1874 | 128.94 |
| Aug 1, 1874 | 126.95 |
| Jul 1, 1874 | 125.71 |
| Jun 1, 1874 | 126.67 |
| May 1, 1874 | 124.28 |
| Apr 1, 1874 | 126.57 |
| Mar 1, 1874 | 128.14 |
| Feb 1, 1874 | 130.04 |
| Jan 1, 1874 | 126.25 |
| Dec 1, 1873 | 121.61 |
| Nov 1, 1873 | 113.87 |
| Oct 1, 1873 | 114.44 |
| Sep 1, 1873 | 122.47 |
| Aug 1, 1873 | 132.61 |
| Jul 1, 1873 | 132.61 |
| Jun 1, 1873 | 132.88 |
| May 1, 1873 | 130.79 |
| Apr 1, 1873 | 127.67 |
| Mar 1, 1873 | 129.44 |
| Feb 1, 1873 | 130.45 |
| Jan 1, 1873 | 132.34 |
| Dec 1, 1872 | 131.30 |
| Nov 1, 1872 | 126.34 |
| Oct 1, 1872 | 130.63 |
| Sep 1, 1872 | 127.31 |
| Aug 1, 1872 | 130.53 |
| Jul 1, 1872 | 133.11 |
| Jun 1, 1872 | 131.94 |
| May 1, 1872 | 132.21 |
| Apr 1, 1872 | 132.21 |
| Mar 1, 1872 | 131.54 |
| Feb 1, 1872 | 129.28 |
| Jan 1, 1872 | 128.75 |
| Dec 1, 1871 | 125.57 |
| Nov 1, 1871 | 125.70 |
| Oct 1, 1871 | 124.35 |
| Sep 1, 1871 | 133.17 |
| Aug 1, 1871 | 135.01 |
| Jul 1, 1871 | 131.22 |
| Jun 1, 1871 | 133.72 |
| May 1, 1871 | 132.74 |
| Apr 1, 1871 | 126.47 |
| Mar 1, 1871 | 118.57 |
| Feb 1, 1871 | 117.45 |
| Jan 1, 1871 | 119.42 |
Inflation adjusted, constant May, 2026 dollars.
Other than the current price, all prices are monthly average closing prices.
-
Sources:
- Standard & Poor’s
- Robert Shiller and his book Irrational Exuberance
for historic S&P 500 prices, and historic CPIs.