Month Percent 1995-01-01 42.9521168121380 1995-02-01 43.2787152523029 1995-03-01 43.3895405669599 1995-04-01 42.6182143729145 1995-05-01 43.0841767264155 1995-06-01 43.4279449384822 1995-07-01 42.8212097853868 1995-08-01 43.1923170435205 1995-09-01 43.8380566801619 1995-10-01 43.8642614463679 1995-11-01 43.1249747464544 1995-12-01 42.6345323160147 1996-01-01 42.2334206813142 1996-02-01 42.8427622307228 1996-03-01 43.1225868725869 1996-04-01 42.9759370104045 1996-05-01 43.8908945046129 1996-06-01 44.6496534593967 1996-07-01 44.0132815937913 1996-08-01 44.0621753376488 1996-09-01 43.7736903004429 1996-10-01 43.7151283277539 1996-11-01 43.4713375796178 1996-12-01 42.9003141277983 1997-01-01 42.3681702668361 1997-02-01 43.5710319663679 1997-03-01 44.0074461343473 1997-04-01 44.1624164788677 1997-05-01 44.7146127733481 1997-06-01 45.4423698101316 1997-07-01 44.4033666325808 1997-08-01 44.9731087818474 1997-09-01 45.0268343322756 1997-10-01 45.3489736070381 1997-11-01 45.0138558213965 1997-12-01 44.8967666536813 1998-01-01 43.9331519626895 1998-02-01 44.8606102904114 1998-03-01 44.6099674972914 1998-04-01 44.1059500366810 1998-05-01 44.8061955767897 1998-06-01 45.7336048253871 1998-07-01 45.3151357153811 1998-08-01 45.4823655420396 1998-09-01 46.8375677119097 1998-10-01 46.4984395219609 1998-11-01 46.1629010822100 1998-12-01 45.4080472834735 1999-01-01 45.3302100649841 1999-02-01 45.1606826658629 1999-03-01 45.2638700947226 1999-04-01 46.5106686166423 1999-05-01 46.6856202304354 1999-06-01 47.0908548411159 1999-07-01 46.4761479496911 1999-08-01 46.8571428571429 1999-09-01 47.9194432104250 1999-10-01 47.9609929078014 1999-11-01 47.7333038478549 1999-12-01 48.0197109550252 2000-01-01 47.6894300594147 2000-02-01 47.6737381126554 2000-03-01 47.3943507773155 2000-04-01 47.8737347993883 2000-05-01 48.3827640033397 2000-06-01 48.2527611805178 2000-07-01 47.5560854015390 2000-08-01 48.2480463826569 2000-09-01 48.1842020187507 2000-10-01 48.4646529793257 2000-11-01 48.6293291397119 2000-12-01 48.8147435211920 2001-01-01 46.9705036737302 2001-02-01 47.2655835191675 2001-03-01 48.3219818611709 2001-04-01 48.2164821648216 2001-05-01 48.3715066190376 2001-06-01 48.7422809894289 2001-07-01 47.7949857629002 2001-08-01 48.0509148766905 2001-09-01 48.8407344885796 2001-10-01 48.6843459466877 2001-11-01 48.1366353543980 2001-12-01 48.8573760457050 2002-01-01 48.5104370735662 2002-02-01 48.5526006119087 2002-03-01 48.6964088490244 2002-04-01 49.1797823844541 2002-05-01 49.5760185491885 2002-06-01 50.0445147888021 2002-07-01 49.1751664425568 2002-08-01 50.0457247370828 2002-09-01 51.0235913433418 2002-10-01 51.6019417475728 2002-11-01 51.9003255858934 2002-12-01 51.9991008060631 2003-01-01 51.8538643482708 2003-02-01 52.0252197172335 2003-03-01 52.1729475954828 2003-04-01 52.3726833580652 2003-05-01 52.9298902274086 2003-06-01 53.1851619971827 2003-07-01 52.2658516046533 2003-08-01 52.7441108832121 2003-09-01 54.1010488536865 2003-10-01 54.1822105749962 2003-11-01 54.2153127688337 2003-12-01 54.2654173556250 2004-01-01 53.2644161863812 2004-02-01 53.6230563654033 2004-03-01 52.7255667544417 2004-04-01 53.5533301158301 2004-05-01 54.2864013466394 2004-06-01 53.8323407057133 2004-07-01 52.8366044264153 2004-08-01 53.1796714884011 2004-09-01 54.8374681745515 2004-10-01 55.1709893482045 2004-11-01 55.2215980942858 2004-12-01 54.3618455765961 2005-01-01 53.9606995824696 2005-02-01 54.1919911594498 2005-03-01 54.2176358049742 2005-04-01 54.7112022884221 2005-05-01 55.4519554519554 2005-06-01 55.3483835805054 2005-07-01 54.3546634642878 2005-08-01 54.6277837899413 2005-09-01 55.4041393407716 2005-10-01 55.6521000792483 2005-11-01 54.9802483069978 2005-12-01 54.7053031368688 2006-01-01 53.8614527017564 2006-02-01 54.3570550776450 2006-03-01 54.7105182544766 2006-04-01 54.8089737894269 2006-05-01 55.8438684334283 2006-06-01 56.0857213779408 2006-07-01 55.5534167468720 2006-08-01 55.1978298991670 2006-09-01 56.5406261952899 2006-10-01 56.5166457799815 2006-11-01 56.4966993561707 2006-12-01 56.4435293798933 2007-01-01 55.4800064756354 2007-02-01 55.9738442495022 2007-03-01 56.3772977324567 2007-04-01 57.2475395806590 2007-05-01 57.2807766161724 2007-06-01 57.1766708332225 2007-07-01 56.0891574567332 2007-08-01 56.7308963074564 2007-09-01 57.8304995386846 2007-10-01 58.3605005783994 2007-11-01 57.7107643896682 2007-12-01 57.6203802997411 2008-01-01 57.0624560306418 2008-02-01 57.0288743924942 2008-03-01 57.5950023329359 2008-04-01 57.3816659776767 2008-05-01 57.6696127186993 2008-06-01 57.8717612921449 2008-07-01 56.2421572895593 2008-08-01 55.7958985621983 2008-09-01 57.6926013590899 2008-10-01 58.2552856671490 2008-11-01 57.2571254999241 2008-12-01 56.8071087774215 2009-01-01 56.7887876805395 2009-02-01 56.4346256081047 2009-03-01 56.5780589662157 2009-04-01 57.1802608283670 2009-05-01 57.5942915392457 2009-06-01 58.2313599207332 2009-07-01 57.1008693934005 2009-08-01 57.0060086682427 2009-09-01 57.8957699479831 2009-10-01 57.7894118798317 2009-11-01 57.6255061716349 2009-12-01 57.1852500486476 2010-01-01 56.1345678413883 2010-02-01 56.7961165048544 2010-03-01 56.5907339626276 2010-04-01 57.3665001920861 2010-05-01 58.2413636254818 2010-06-01 58.7944852590402 2010-07-01 57.8064792350507 2010-08-01 57.4242639738302 2010-09-01 59.3682767099321 2010-10-01 59.6354289487337 2010-11-01 59.6387242449902 2010-12-01 58.8503050211168 2011-01-01 58.0642897248737 2011-02-01 57.9886626076002 2011-03-01 57.5694800055863 2011-04-01 58.5158518174428 2011-05-01 58.9881393624907 2011-06-01 59.1894766044017 2011-07-01 58.0383923215357 2011-08-01 57.7149696188547 2011-09-01 58.9220483837618 2011-10-01 58.7964130908424 2011-11-01 58.2406008151303 2011-12-01 58.7023616286778 2012-01-01 57.8157090046096 2012-02-01 58.3794619467414 2012-03-01 59.0761252757750 2012-04-01 59.7630181141326 2012-05-01 60.0779585731768 2012-06-01 59.9425391367297 2012-07-01 58.4036838066002 2012-08-01 59.2203695358270 2012-09-01 60.5074338154254 2012-10-01 60.3129700725175 2012-11-01 59.6091789171746 2012-12-01 59.7383135763811 2013-01-01 59.3584796234748 2013-02-01 59.8365765685532 2013-03-01 59.8640060441758 2013-04-01 60.3994414026999 2013-05-01 61.2392982766631 2013-06-01 60.9413634758036 2013-07-01 59.6493932653556 2013-08-01 60.0008792948056 2013-09-01 60.8943570848959 2013-10-01 60.8672810454655 2013-11-01 60.5344812516388 2013-12-01 60.1400279183389 2014-01-01 59.3244684323924 2014-02-01 59.9617648975690 2014-03-01 59.8638275727482 2014-04-01 60.7839743867088 2014-05-01 61.2258997776194 2014-06-01 62.1917336147666 2014-07-01 60.4600171969046 2014-08-01 59.8008711885501 2014-09-01 61.0832798116035 2014-10-01 60.8120525697190 2014-11-01 60.1390844319297 2014-12-01 59.5341013138002 2015-01-01 59.2368326003357 2015-02-01 60.0538466430646 2015-03-01 60.4295841709872 2015-04-01 60.6704547854925 2015-05-01 61.4945073481350 2015-06-01 61.9549441534675 2015-07-01 60.4228338686990 2015-08-01 60.6002179562411 2015-09-01 61.6534593430489 2015-10-01 61.6015527172552 2015-11-01 61.0165607749193 2015-12-01 61.2463870578694 2016-01-01 60.4166234412930 2016-02-01 60.7842325369550 2016-03-01 60.7563546187229 2016-04-01 61.0863555720592 2016-05-01 62.6006051748626 2016-06-01 62.2762857788645 2016-07-01 60.7773561685981 2016-08-01 61.2112900914915 2016-09-01 63.0512076504965 2016-10-01 63.0896033948098 2016-11-01 62.0503523852202 2016-12-01 61.4614899631882 2017-01-01 61.0464998274777 2017-02-01 61.4734495338468 2017-03-01 61.0252155259643 2017-04-01 61.4543764648832 2017-05-01 62.0135500262128 2017-06-01 62.5598904859685 2017-07-01 61.2620578778135 2017-08-01 62.0241485819728 2017-09-01 63.3869384975868 2017-10-01 63.2720801423687 2017-11-01 63.3016532225860 2017-12-01 63.4806706940208 2018-01-01 61.7362064505860 2018-02-01 62.1701637259577 2018-03-01 62.1929441644510 2018-04-01 62.0654822033395 2018-05-01 63.1210443037975 2018-06-01 63.6158950861116 2018-07-01 62.5963680817083 2018-08-01 62.5465214737215 2018-09-01 63.9735672422609 2018-10-01 63.9899426416280