date,value 1987-01-01,63.963 1987-02-01,64.422 1987-03-01,64.732 1987-04-01,65.129 1987-05-01,65.561 1987-06-01,66.069 1987-07-01,66.506 1987-08-01,66.937 1987-09-01,67.33 1987-10-01,67.74 1987-11-01,68.105 1987-12-01,68.506 1988-01-01,68.859 1988-02-01,69.263 1988-03-01,69.638 1988-04-01,69.975 1988-05-01,70.424 1988-06-01,70.887 1988-07-01,71.354 1988-08-01,71.798 1988-09-01,72.239 1988-10-01,72.636 1988-11-01,73.067 1988-12-01,73.463 1989-01-01,73.945 1989-02-01,74.38 1989-03-01,74.776 1989-04-01,75.082 1989-05-01,75.305 1989-06-01,75.477 1989-07-01,75.657 1989-08-01,75.832 1989-09-01,76.053 1989-10-01,76.283 1989-11-01,76.512 1989-12-01,76.704 1990-01-01,76.896 1990-02-01,77.052 1990-03-01,77.2 1990-04-01,77.277 1990-05-01,77.298 1990-06-01,77.258 1990-07-01,77.142 1990-08-01,77.009 1990-09-01,76.85 1990-10-01,76.702 1990-11-01,76.363 1990-12-01,76.185 1991-01-01,75.913 1991-02-01,75.732 1991-03-01,75.564 1991-04-01,75.564 1991-05-01,75.762 1991-06-01,75.993 1991-07-01,76.081 1991-08-01,76.105 1991-09-01,76.192 1991-10-01,76.074 1991-11-01,76.004 1991-12-01,76.051 1992-01-01,76.088 1992-02-01,76.157 1992-03-01,76.278 1992-04-01,76.347 1992-05-01,76.399 1992-06-01,76.331 1992-07-01,76.268 1992-08-01,76.231 1992-09-01,76.239 1992-10-01,76.379 1992-11-01,76.554 1992-12-01,76.676 1993-01-01,76.784 1993-02-01,76.837 1993-03-01,76.868 1993-04-01,76.936 1993-05-01,77.038 1993-06-01,77.243 1993-07-01,77.433 1993-08-01,77.615 1993-09-01,77.796 1993-10-01,77.945 1993-11-01,78.147 1993-12-01,78.328 1994-01-01,78.591 1994-02-01,78.727 1994-03-01,78.856 1994-04-01,78.988 1994-05-01,79.222 1994-06-01,79.423 1994-07-01,79.596 1994-08-01,79.781 1994-09-01,79.919 1994-10-01,80.065 1994-11-01,80.149 1994-12-01,80.296 1995-01-01,80.425 1995-02-01,80.528 1995-03-01,80.598 1995-04-01,80.661 1995-05-01,80.704 1995-06-01,80.785 1995-07-01,80.938 1995-08-01,81.11 1995-09-01,81.306 1995-10-01,81.481 1995-11-01,81.618 1995-12-01,81.736 1996-01-01,81.834 1996-02-01,81.954 1996-03-01,82.195 1996-04-01,82.42 1996-05-01,82.609 1996-06-01,82.752 1996-07-01,82.928 1996-08-01,83.086 1996-09-01,83.256 1996-10-01,83.377 1996-11-01,83.552 1996-12-01,83.721 1997-01-01,83.955 1997-02-01,84.18 1997-03-01,84.45 1997-04-01,84.623 1997-05-01,84.861 1997-06-01,85.08 1997-07-01,85.332 1997-08-01,85.573 1997-09-01,85.852 1997-10-01,86.148 1997-11-01,86.633 1997-12-01,87.094 1998-01-01,87.617 1998-02-01,88.005 1998-03-01,88.444 1998-04-01,88.879 1998-05-01,89.365 1998-06-01,89.844 1998-07-01,90.309 1998-08-01,90.785 1998-09-01,91.258 1998-10-01,91.716 1998-11-01,92.199 1998-12-01,92.712 1999-01-01,93.208 1999-02-01,93.672 1999-03-01,94.217 1999-04-01,94.786 1999-05-01,95.345 1999-06-01,95.976 1999-07-01,96.592 1999-08-01,97.219 1999-09-01,97.862 1999-10-01,98.522 1999-11-01,99.153 1999-12-01,99.843 2000-01-01,100.551 2000-02-01,101.339 2000-03-01,102.127 2000-04-01,102.923 2000-05-01,103.678 2000-06-01,104.425 2000-07-01,105.056 2000-08-01,105.77 2000-09-01,106.54 2000-10-01,107.384 2000-11-01,108.303 2000-12-01,109.143 2001-01-01,109.848 2001-02-01,110.502 2001-03-01,111.11 2001-04-01,111.652 2001-05-01,112.164 2001-06-01,112.797 2001-07-01,113.493 2001-08-01,114.169 2001-09-01,114.813 2001-10-01,115.31 2001-11-01,115.857 2001-12-01,116.455 2002-01-01,117.144 2002-02-01,117.845 2002-03-01,118.688 2002-04-01,119.612 2002-05-01,120.725 2002-06-01,121.814 2002-07-01,122.888 2002-08-01,123.832 2002-09-01,124.781 2002-10-01,125.737 2002-11-01,126.672 2002-12-01,127.626 2003-01-01,128.462 2003-02-01,129.357 2003-03-01,130.149 2003-04-01,130.885 2003-05-01,131.736 2003-06-01,132.65 2003-07-01,133.777 2003-08-01,134.968 2003-09-01,136.295 2003-10-01,137.533 2003-11-01,138.795 2003-12-01,140.181 2004-01-01,141.647 2004-02-01,143.193 2004-03-01,145.059 2004-04-01,146.593 2004-05-01,148.186 2004-06-01,149.851 2004-07-01,151.339 2004-08-01,152.634 2004-09-01,154.179 2004-10-01,155.751 2004-11-01,157.527 2004-12-01,159.329 2005-01-01,161.288 2005-02-01,163.345 2005-03-01,165.815 2005-04-01,167.503 2005-05-01,169.353 2005-06-01,171.192 2005-07-01,172.861 2005-08-01,174.443 2005-09-01,176.44 2005-10-01,178.03 2005-11-01,179.684 2005-12-01,180.912 2006-01-01,182.322 2006-02-01,183.288 2006-03-01,184.365 2006-04-01,184.33 2006-05-01,184.157 2006-06-01,183.508 2006-07-01,183.068 2006-08-01,182.593 2006-09-01,182.797 2006-10-01,183.197 2006-11-01,183.607 2006-12-01,184.137 2007-01-01,184.515 2007-02-01,184.597 2007-03-01,184.148 2007-04-01,183.009 2007-05-01,181.6 2007-06-01,180.253 2007-07-01,179.109 2007-08-01,178.115 2007-09-01,177.556 2007-10-01,176.622 2007-11-01,175.145 2007-12-01,174.34 2008-01-01,173.131 2008-02-01,171.539 2008-03-01,170.05 2008-04-01,168.332 2008-05-01,166.653 2008-06-01,165.013 2008-07-01,163.563 2008-08-01,161.985 2008-09-01,160.306 2008-10-01,158.326 2008-11-01,156.141 2008-12-01,153.617 2009-01-01,151.505 2009-02-01,150.012 2009-03-01,148.657 2009-04-01,147.947 2009-05-01,147.693 2009-06-01,148.087 2009-07-01,148.407 2009-08-01,148.276 2009-09-01,148.023 2009-10-01,147.85 2009-11-01,148.135 2009-12-01,147.931 2010-01-01,147.396 2010-02-01,145.633 2010-03-01,145.857 2010-04-01,146.399 2010-05-01,146.388 2010-06-01,145.715 2010-07-01,144.984 2010-08-01,143.91 2010-09-01,143.014 2010-10-01,142.524 2010-11-01,142.164 2010-12-01,142.05 2011-01-01,141.512 2011-02-01,140.339 2011-03-01,139.971 2011-04-01,140.004 2011-05-01,139.901 2011-06-01,139.858 2011-07-01,139.728 2011-08-01,139.305 2011-09-01,138.661 2011-10-01,137.94 2011-11-01,137.138 2011-12-01,136.66 2012-01-01,136.596 2012-02-01,136.522 2012-03-01,137.894 2012-04-01,139.143 2012-05-01,140.143 2012-06-01,141.019 2012-07-01,141.659 2012-08-01,142.268 2012-09-01,142.897 2012-10-01,143.59 2012-11-01,144.575 2012-12-01,145.493 2013-01-01,146.817 2013-02-01,147.775 2013-03-01,149.953 2013-04-01,151.51 2013-05-01,152.84 2013-06-01,154.19 2013-07-01,155.595 2013-08-01,156.95 2013-09-01,158.213 2013-10-01,159.233 2013-11-01,160.069 2013-12-01,160.989 2014-01-01,161.92 2014-02-01,162.514 2014-03-01,163.072 2014-04-01,163.376 2014-05-01,163.642 2014-06-01,164.046 2014-07-01,164.571 2014-08-01,165.197 2014-09-01,165.889 2014-10-01,166.627 2014-11-01,167.321 2014-12-01,168.038 2015-01-01,168.613 2015-02-01,169.105 2015-03-01,169.777 2015-04-01,170.279 2015-05-01,170.862 2015-06-01,171.45 2015-07-01,172.129 2015-08-01,172.907 2015-09-01,173.799 2015-10-01,174.763 2015-11-01,175.709 2015-12-01,176.517 2016-01-01,177.245 2016-02-01,177.627 2016-03-01,178.142 2016-04-01,178.741 2016-05-01,179.4 2016-06-01,180.058 2016-07-01,180.836 2016-08-01,181.824 2016-09-01,182.797 2016-10-01,183.721 2016-11-01,184.729 2016-12-01,185.696 2017-01-01,186.773 2017-02-01,187.288 2017-03-01,187.967 2017-04-01,188.697 2017-05-01,189.585 2017-06-01,190.464 2017-07-01,191.436 2017-08-01,192.621 2017-09-01,193.714 2017-10-01,194.76 2017-11-01,195.911 2017-12-01,197.137 2018-01-01,198.278 2018-02-01,199.204 2018-03-01,199.939 2018-04-01,200.627 2018-05-01,201.389 2018-06-01,202.162 2018-07-01,202.876 2018-08-01,203.633 2018-09-01,204.292 2018-10-01,205.06 2018-11-01,205.635 2018-12-01,206.128 2019-01-01,206.512 2019-02-01,206.827 2019-03-01,207.043 2019-04-01,207.496 2019-05-01,208.103 2019-06-01,208.547 2019-07-01,209.21 2019-08-01,210.012 2019-09-01,210.82 2019-10-01,211.715 2019-11-01,212.749 2019-12-01,213.91 2020-01-01,214.99 2020-02-01,215.837 2020-03-01,216.386 2020-04-01,216.79 2020-05-01,216.919 2020-06-01,217.465 2020-07-01,219.248 2020-08-01,222.274 2020-09-01,225.727 2020-10-01,229.654 2020-11-01,233.201 2020-12-01,236.513 2021-01-01,239.609 2021-02-01,242.323 2021-03-01,245.417 2021-04-01,248.999 2021-05-01,253.248 2021-06-01,258.071 2021-07-01,262.554 2021-08-01,266.631 2021-09-01,270.212 2021-10-01,273.62 2021-11-01,277.296 2021-12-01,281.49 2022-01-01,286.047 2022-02-01,291.031 2022-03-01,296.245 2022-04-01,300.275 2022-05-01,303.276 2022-06-01,304.148 2022-07-01,303.383 2022-08-01,301.123 2022-09-01,299.136 2022-10-01,298.766 2022-11-01,298.398 2022-12-01,297.637 2023-01-01,297.228 2023-02-01,297.533 2023-03-01,298.629 2023-04-01,300.068 2023-05-01,302.075 2023-06-01,304.181 2023-07-01,306.548 2023-08-01,309.216 2023-09-01,311.35 2023-10-01,313.24 2023-11-01,313.995 2023-12-01,314.691 2024-01-01,315.651 2024-02-01,316.919 2024-03-01,318.057 2024-04-01,319.137 2024-05-01,320.02 2024-06-01,320.8 2024-07-01,321.645 2024-08-01,322.559 2024-09-01,323.579 2024-10-01,324.505 2024-11-01,325.791 2024-12-01,327.359 2025-01-01,328.788 2025-02-01,329.472 2025-03-01,328.944 2025-04-01,328.157 2025-05-01,327.53 2025-06-01,327.011 2025-07-01,326.924 2025-08-01,327.388 2025-09-01,327.862 2025-10-01,328.837 2025-11-01,330.06 2025-12-01,331.19 2026-01-01,331.947 2026-02-01,332.171 2026-03-01,331.655 2026-04-01,331.451 2026-05-01,331.689 2026-06-01,332.294 2026-07-01,333.235