Month Percent 1985-01-31 3.1634 1985-02-28 3.1059 1985-03-31 3.3299 1985-04-30 3.4803 1985-05-31 3.6344 1985-06-30 3.6686 1985-07-31 3.56 1985-08-31 3.5499 1985-09-30 3.7328 1985-10-31 3.8838 1985-11-30 3.9229 1985-12-31 3.9889 1986-01-31 4.1345 1986-02-28 3.9646 1986-03-31 3.9408 1986-04-30 3.532 1986-05-31 3.4982 1986-06-30 3.6062 1986-07-31 3.8382 1986-08-31 3.8459 1986-09-30 4.1375 1986-10-31 4.326 1986-11-30 4.4009 1986-12-31 4.2856 1987-01-31 4.149 1987-02-28 3.7978 1987-03-31 3.8708 1987-04-30 4.2261 1987-05-31 4.4308 1987-06-30 4.7432 1987-07-31 4.7166 1987-08-31 4.8033 1987-09-30 4.8494 1987-10-31 5.1655 1987-11-30 4.5167 1987-12-31 4.7015 1988-01-31 4.7225 1988-02-29 4.4984 1988-03-31 4.5629 1988-04-30 4.3994 1988-05-31 4.5002 1988-06-30 4.6158 1988-07-31 4.573 1988-08-31 4.4456 1988-09-30 4.4218 1988-10-31 4.0428 1988-11-30 4.055 1988-12-31 4.0457 1989-01-31 3.8615 1989-02-28 3.8399 1989-03-31 3.7728 1989-04-30 3.9113 1989-05-31 3.9975 1989-06-30 4.0084 1989-07-31 4.0722 1989-08-31 4.0587 1989-09-30 4.0313 1989-10-31 3.941 1989-11-30 4.1641 1989-12-31 3.9749 1990-01-31 4.2821 1990-02-28 4.3341 1990-03-31 4.5568 1990-04-30 4.8593 1990-05-31 4.6685 1990-06-30 4.6333 1990-07-31 4.7643 1990-08-31 4.8303 1990-09-30 4.8826 1990-10-31 4.9517 1990-11-30 4.7441 1990-12-31 4.6872 1991-01-31 4.6814 1991-02-28 4.7126 1991-03-31 4.5851 1991-04-30 4.5767 1991-05-31 4.5469 1991-06-30 4.5844 1991-07-31 4.5232 1991-08-31 4.4027 1991-09-30 4.5192 1991-10-31 4.4604 1991-11-30 4.5888 1991-12-31 4.6846 1992-01-31 4.5487 1992-02-29 4.747 1992-03-31 5.0824 1992-04-30 4.8495 1992-05-31 4.5495 1992-06-30 4.5892 1992-07-31 4.7441 1992-08-31 4.8827 1992-09-30 4.3065 1992-10-31 4.1432 1992-11-30 4.228 1992-12-31 4.0757 1993-01-31 4.0711 1993-02-28 3.8107 1993-03-31 3.6692 1993-04-30 3.7436 1993-05-31 3.6917 1993-06-30 3.6278 1993-07-31 3.5687 1993-08-31 3.4492 1993-09-30 3.3698 1993-10-31 3.4034 1993-11-30 3.4261 1993-12-31 3.1907 1994-01-31 3.2551 1994-02-28 3.6254 1994-03-31 3.5817 1994-04-30 3.5651 1994-05-31 3.9433 1994-06-30 4.1441 1994-07-31 4.0839 1994-08-31 3.8769 1994-09-30 3.9658 1994-10-31 4.0124 1994-11-30 3.9639 1994-12-31 3.9115 1995-01-31 3.9456 1995-02-28 3.9648 1995-03-31 3.8808 1995-04-30 3.8343 1995-05-31 3.6629 1995-06-30 3.8551 1995-07-31 3.7501 1995-08-31 3.659 1995-09-30 3.7433 1995-10-31 3.6379 1995-11-30 3.5486 1995-12-31 3.5758 1996-01-31 3.623 1996-02-29 3.8261 1996-03-31 3.8223 1996-04-30 3.7529 1996-05-31 3.9115 1996-06-30 3.847 1996-07-31 3.8607 1996-08-31 3.8861 1996-09-30 3.678 1996-10-31 3.7456 1996-11-30 3.5374 1996-12-31 3.655 1997-01-31 3.6909 1997-02-28 3.5159 1997-03-31 3.639 1997-04-30 3.6498 1997-05-31 3.6883 1997-06-30 3.5895 1997-07-31 3.417 1997-08-31 3.4664 1997-09-30 3.2594 1997-10-31 3.0174 1997-11-30 2.9836 1997-12-31 2.9583 1998-01-31 3.085 1998-02-28 3.0442 1998-03-31 2.8199 1998-04-30 2.8148 1998-05-31 2.5138 1998-06-30 2.4145 1998-07-31 2.3638 1998-08-31 2.2605 1998-09-30 2.3978 1998-10-31 2.5504 1998-11-30 2.3502 1998-12-31 2.0542 1999-01-31 2.0198 1999-02-28 2.0041 1999-03-31 1.8749 1999-04-30 1.9605 1999-05-31 1.9669 1999-06-30 2.0956 1999-07-31 2.2347 1999-08-31 2.4541 1999-09-30 2.4305 1999-10-31 2.2369 1999-11-30 2.0226 1999-12-31 2.0196 2000-01-31 2.109 2000-02-29 1.9206 2000-03-31 1.6412 2000-04-30 1.7905 2000-05-31 1.7826 2000-06-30 1.7115 2000-07-31 1.8271 2000-08-31 1.8502 2000-09-30 1.8322 2000-10-31 1.8137 2000-11-30 1.7139 2000-12-31 1.8058 2001-01-31 1.7409 2001-02-28 1.7217 2001-03-31 2.0074 2001-04-30 2.398 2001-05-31 2.3334 2001-06-30 2.2398 2001-07-31 2.1507 2001-08-31 2.0482 2001-09-30 2.3918 2001-10-31 2.1073 2001-11-30 2.1535 2001-12-31 2.2878 2002-01-31 2.266 2002-02-28 2.311 2002-03-31 2.2759 2002-04-30 2.3531 2002-05-31 2.2892 2002-06-30 2.1821 2002-07-31 2.3853 2002-08-31 2.1391 2002-09-30 2.1097 2002-10-31 2.1984 2002-11-30 2.4015 2002-12-31 2.2288 2003-01-31 2.1861 2003-02-28 2.2588 2003-03-31 2.3188 2003-04-30 2.3835 2003-05-31 2.2035 2003-06-30 2.3148 2003-07-31 2.5117 2003-08-31 2.3303 2003-09-30 2.2807 2003-10-31 2.4034 2003-11-30 2.4281 2003-12-31 2.2216 2004-01-31 2.0595 2004-02-29 1.9771 2004-03-31 1.8558 2004-04-30 1.9294 2004-05-31 1.9078 2004-06-30 1.9118 2004-07-31 1.9563 2004-08-31 1.884 2004-09-30 1.8706 2004-10-31 1.8506 2004-11-30 1.7582 2004-12-31 1.6518 2005-01-31 1.6434 2005-02-28 1.6659 2005-03-31 1.6921 2005-04-30 1.6351 2005-05-31 1.6279 2005-06-30 1.4906 2005-07-31 1.6051 2005-08-31 1.433 2005-09-30 1.4318 2005-10-31 1.2937 2005-11-30 1.1852 2005-12-31 1.041 2006-01-31 0.8302 2006-02-28 0.8892 2006-03-31 1.1027 2006-04-30 1.3618 2006-05-31 1.306 2006-06-30 1.3544 2006-07-31 1.1809 2006-08-31 0.9869 2006-09-30 1.0046 2006-10-31 0.8177 2006-11-30 0.7862 2006-12-31 0.9806 2007-01-31 1.1113 2007-02-28 0.9421 2007-03-31 1.0821 2007-04-30 1.1776 2007-05-31 1.2605 2007-06-30 1.4014 2007-07-31 1.2372 2007-08-31 1.044 2007-09-30 1.1955 2007-10-31 1.153 2007-11-30 0.998 2007-12-31 0.7651 2008-01-31 0.7887 2008-02-29 0.9962 2008-03-31 1.1545 2008-04-30 1.0326 2008-05-31 1.0059 2008-06-30 0.8219 2008-07-31 0.6515 2008-08-31 0.4011 2008-09-30 0.9087 2008-10-31 1.2269 2008-11-30 0.6882 2008-12-31 0.9138 2009-01-31 1.379 2009-02-28 1.578 2009-03-31 1.214 2009-04-30 1.4862 2009-05-31 1.223 2009-06-30 0.9029 2009-07-31 1.2132 2009-08-31 1.0847 2009-09-30 1.3091 2009-10-31 1.1525 2009-11-30 1.0361 2009-12-31 1.3819 2010-01-31 1.5721 2010-02-28 1.8128 2010-03-31 1.4771 2010-04-30 1.4813 2010-05-31 1.5488 2010-06-30 1.5507 2010-07-31 1.7457 2010-08-31 1.3288 2010-09-30 1.2033 2010-10-31 1.4112 2010-11-30 1.4343 2010-12-31 1.1147 2011-01-31 1.4538 2011-02-28 1.358 2011-03-31 1.3902 2011-04-30 1.3376 2011-05-31 1.4076 2011-06-30 1.49 2011-07-31 1.3597 2011-08-31 1.2162 2011-09-30 0.8481 2011-10-31 1.1708 2011-11-30 0.5762 2011-12-31 0.3287 2012-01-31 0.4575 2012-02-29 0.623 2012-03-31 0.6725 2012-04-30 0.617 2012-05-31 0.3854 2012-06-30 0.4531 2012-07-31 0.4795 2012-08-31 0.4649 2012-09-30 0.6927 2012-10-31 0.73 2012-11-30 0.4909 2012-12-31 0.406 2013-01-31 0.4223 2013-02-28 0.4827 2013-03-31 0.1836 2013-04-30 0.1056 2013-05-31 0.351 2013-06-30 0.644 2013-07-31 0.7739 2013-08-31 0.7225 2013-09-30 0.7266 2013-10-31 0.6708 2013-11-30 0.6867 2013-12-31 0.775 2014-01-31 0.6531 2014-02-28 0.6464 2014-03-31 0.5323 2014-04-30 0.4757 2014-05-31 0.3535 2014-06-30 0.3351 2014-07-31 0.2803 2014-08-31 -0.0338 2014-09-30 -0.0298 2014-10-31 -0.1569 2014-11-30 -0.4502 2014-12-31 -0.5386 2015-01-31 -0.8146 2015-02-28 -0.5053 2015-03-31 -0.7522 2015-04-30 -0.6263 2015-05-31 -0.6607 2015-06-30 -0.4701 2015-07-31 -0.6578 2015-08-31 -0.6311 2015-09-30 -0.6266 2015-10-31 -0.5766 2015-11-30 -0.6095 2015-12-31 -0.4824 2016-01-31 -0.686 2016-02-29 -0.6682 2016-03-31 -0.6981 2016-04-30 -0.5211 2016-05-31 -0.6434 2016-06-30 -1.0457 2016-07-31 -1.206 2016-08-31 -1.63 2016-09-30 -1.6828 2016-10-31 -1.4764 2016-11-30 -1.1343 2016-12-31 -1.3242 2017-01-31 -1.3256 2017-02-28 -1.3947 2017-03-31 -1.3899 2017-04-30 -1.4792 2017-05-31 -1.4192 2017-06-30 -1.3088 2017-07-31 -1.2535 2017-08-31 -1.4776 2017-09-30 -1.288 2017-10-31 -1.3362 2017-11-30 -1.4225 2017-12-31 -1.5853 2018-01-31 -1.4656 2018-02-28 -1.4389 2018-03-31 -1.5877 2018-04-30 -1.4468 2018-05-31 -1.4878 2018-06-30 -1.5013 2018-07-31 -1.5105 2018-08-31 -1.4427 2018-09-30 -1.3662 2018-10-31 -1.5604 2018-11-30 -1.4507 2018-12-31 -1.668 2019-01-31 -1.6679 2019-02-28 -1.635 2019-03-31 -1.9109 2019-04-30 -1.8368 2019-05-31 -2.0529 2019-06-30 -2.0394 2019-07-31 -2.1774 2019-08-31 -2.5024 2019-09-30 -2.496 2019-10-31 -2.1866 2019-11-30 -2.1617 2019-12-31 -2.0871 2020-01-31 -2.3002 2020-02-29 -2.3674 2020-03-31 -2.2693 2020-04-30 -2.428 2020-05-31 -2.6737 2020-06-30 -2.7364 2020-07-31 -2.7671 2020-08-31 -2.5144 2020-09-30 -2.5825 2020-10-31 -2.6062 2020-11-30 -2.5014 2020-12-31 -2.6609 2021-01-31 -2.4394 2021-02-28 -2.0078 2021-03-31 -2.0336 2021-04-30 -2.0681 2021-05-31 -2.1093 2021-06-30 -2.1187 2021-07-31 -2.4209 2021-08-31 -2.383 2021-09-30 -2.0821 2021-10-31 -2.3073 2021-11-30 -2.5277 2021-12-31 -2.3658 2022-01-31 -2.1579 2022-02-28 -1.9587 2022-03-31 -1.8594 2022-04-30 -1.4784 2022-05-31 -0.9157 2022-06-30 -0.7549 2022-07-31 -0.9722 2022-08-31 -0.3982 2022-09-30 -0.0395 2022-10-31 0.4389 2022-11-30 0.1352 2022-12-31 0.5675 2023-01-31 0.3656 2023-02-28 0.724 2023-03-31 0.3126 2023-04-30 0.6415 2023-05-31 1.0592 2023-06-30 0.7622 2023-07-31 0.9076 2023-08-31 1.0593 2023-09-30 1.413 2023-10-31 1.5834 2023-11-30 1.3652 2023-12-31 1.0285 2024-01-31 1.3613