Month Percent 1995-01-01 33.6632866570095 1995-02-01 33.5075587005468 1995-03-01 33.4565322191869 1995-04-01 32.5359235771052 1995-05-01 33.0634169806783 1995-06-01 33.3600320384461 1995-07-01 32.4797951508362 1995-08-01 33.0616159194438 1995-09-01 34.2143085276270 1995-10-01 34.1150195421552 1995-11-01 33.4661354581673 1995-12-01 32.7973252666773 1996-01-01 33.1664680174811 1996-02-01 33.5132132370447 1996-03-01 33.6160431198478 1996-04-01 33.4362628661916 1996-05-01 34.2608695652174 1996-06-01 34.8255171324807 1996-07-01 33.3517263124704 1996-08-01 33.9343358790646 1996-09-01 33.8364779874214 1996-10-01 33.4118570867688 1996-11-01 33.2235294117647 1996-12-01 32.5759949858978 1997-01-01 32.3973406335550 1997-02-01 33.4583235684712 1997-03-01 33.9522546419098 1997-04-01 34.1769194829466 1997-05-01 33.9034439866283 1997-06-01 34.3754848719938 1997-07-01 33.5398915569326 1997-08-01 33.9570125251276 1997-09-01 34.1073908347477 1997-10-01 34.7785906815556 1997-11-01 35.3293873472212 1997-12-01 35.5789150617663 1998-01-01 34.5276374215281 1998-02-01 36.2761570184818 1998-03-01 36.2118902439024 1998-04-01 35.8941203316346 1998-05-01 35.2637571157495 1998-06-01 36.1035422343324 1998-07-01 35.4833836858006 1998-08-01 35.3127354935946 1998-09-01 37.0406552942061 1998-10-01 37.1972707505436 1998-11-01 37.4223950931259 1998-12-01 36.7191581461303 1999-01-01 35.9184281036023 1999-02-01 36.6726031463342 1999-03-01 36.9465422775063 1999-04-01 37.8388359553881 1999-05-01 37.4253923808120 1999-06-01 36.8672397325692 1999-07-01 36.6395425555311 1999-08-01 36.5277777777778 1999-09-01 37.6805251641138 1999-10-01 37.5982532751092 1999-11-01 37.9956427015251 1999-12-01 39.0318138995579 2000-01-01 39.2165365712634 2000-02-01 39.2200677575146 2000-03-01 38.6778880736585 2000-04-01 39.2923783551026 2000-05-01 38.9151280950336 2000-06-01 38.3022774327122 2000-07-01 37.8774928774929 2000-08-01 38.8667992047714 2000-09-01 38.8440288992775 2000-10-01 39.7442238394687 2000-11-01 40.0902170848604 2000-12-01 39.9184476940382 2001-01-01 39.0020295332074 2001-02-01 39.0397096796706 2001-03-01 40.0292234901197 2001-04-01 39.7339061742083 2001-05-01 39.2679558011050 2001-06-01 39.3009494977295 2001-07-01 37.9031705813874 2001-08-01 37.9971348659527 2001-09-01 39.3708811739928 2001-10-01 39.6116636222177 2001-11-01 39.8046480296396 2001-12-01 41.0608905579399 2002-01-01 40.6914007859855 2002-02-01 40.0649738115759 2002-03-01 39.9590840097670 2002-04-01 40.1049868766404 2002-05-01 40.0653167864141 2002-06-01 40.3055916775032 2002-07-01 39.6857216761511 2002-08-01 41.0677485832045 2002-09-01 41.9582211969755 2002-10-01 43.3120612635610 2002-11-01 43.6018053524887 2002-12-01 44.8103350009499 2003-01-01 44.9955880499181 2003-02-01 45.1491365777080 2003-03-01 45.3430912616501 2003-04-01 44.6519736022911 2003-05-01 45.1438848920863 2003-06-01 45.1296296296296 2003-07-01 43.7426972510916 2003-08-01 43.9950980392157 2003-09-01 45.8948395754544 2003-10-01 45.8302941891563 2003-11-01 46.9622630080562 2003-12-01 47.5704714190861 2004-01-01 46.4354412118298 2004-02-01 46.2440893038846 2004-03-01 45.2755905511811 2004-04-01 46.2489596956367 2004-05-01 46.5106635071090 2004-06-01 45.2904747861988 2004-07-01 44.2485158408276 2004-08-01 44.7787403418403 2004-09-01 46.9661610268378 2004-10-01 47.2322363065473 2004-11-01 47.6325702694871 2004-12-01 46.9789741219963 2005-01-01 45.8949427535815 2005-02-01 46.6708686683475 2005-03-01 46.8642906100069 2005-04-01 47.2587532023911 2005-05-01 47.3916987979134 2005-06-01 46.8772961058046 2005-07-01 45.6307397599865 2005-08-01 45.9009034285394 2005-09-01 46.7722085477736 2005-10-01 47.4488373389840 2005-11-01 47.2481654436291 2005-12-01 47.3089074884984 2006-01-01 46.8267108167770 2006-02-01 47.7851758102680 2006-03-01 48.3897514676030 2006-04-01 48.3945079590832 2006-05-01 48.9072974004033 2006-06-01 49.0518880738930 2006-07-01 48.2962240641422 2006-08-01 47.4951414381343 2006-09-01 49.5720514614846 2006-10-01 49.2242443764428 2006-11-01 49.7671181540768 2006-12-01 49.9412706887347 2007-01-01 49.6250598308780 2007-02-01 50.4163793560706 2007-03-01 50.9045704612780 2007-04-01 51.6766845934831 2007-05-01 50.7834682931959 2007-06-01 50.5139500734214 2007-07-01 48.8893534730570 2007-08-01 49.5256463719766 2007-09-01 51.0631661034572 2007-10-01 51.7811770806326 2007-11-01 51.4533981586842 2007-12-01 51.4832585255120 2008-01-01 51.8350981803228 2008-02-01 51.6458162428220 2008-03-01 52.8641571194763 2008-04-01 52.4979608482871 2008-05-01 52.3414857375299 2008-06-01 52.4046014290782 2008-07-01 50.1111897301122 2008-08-01 49.0851353394828 2008-09-01 51.2132629992464 2008-10-01 52.2874179485895 2008-11-01 51.7093162734906 2008-12-01 51.4829769203928 2009-01-01 52.0496894409938 2009-02-01 52.8604685719946 2009-03-01 52.9292629915037 2009-04-01 53.3251231527094 2009-05-01 53.5812536844174 2009-06-01 54.0043078128060 2009-07-01 51.9990236758604 2009-08-01 51.4505451713396 2009-09-01 53.3663174233605 2009-10-01 53.1343716745671 2009-11-01 52.9545125657228 2009-12-01 52.5806917119631 2010-01-01 52.1766228785118 2010-02-01 52.5370281892021 2010-03-01 52.3203735467886 2010-04-01 52.5348030598185 2010-05-01 53.2976404813797 2010-06-01 54.2492917847026 2010-07-01 52.5594537320461 2010-08-01 51.8094344050692 2010-09-01 53.9912917271408 2010-10-01 54.8197272557444 2010-11-01 54.9203242941012 2010-12-01 54.3206433319388 2011-01-01 54.2277025774152 2011-02-01 54.5147718341116 2011-03-01 53.4834363753806 2011-04-01 54.4202965282254 2011-05-01 54.5842903077630 2011-06-01 54.5667125171940 2011-07-01 52.5742528946044 2011-08-01 52.0589846603360 2011-09-01 53.4861465548669 2011-10-01 53.1549974978390 2011-11-01 53.1407548712359 2011-12-01 53.9340619473040 2012-01-01 53.6668175645088 2012-02-01 54.6613041709973 2012-03-01 55.3941253440419 2012-04-01 55.9218229307394 2012-05-01 55.7169192032732 2012-06-01 55.5789946140036 2012-07-01 52.8663561447510 2012-08-01 53.9610157367668 2012-09-01 55.5406792520194 2012-10-01 55.3367783321454 2012-11-01 54.9597616824508 2012-12-01 55.0235200142008 2013-01-01 55.4040895813048 2013-02-01 56.1205106683748 2013-03-01 56.1722952120624 2013-04-01 56.6075904833106 2013-05-01 56.9478581460674 2013-06-01 56.2067455102934 2013-07-01 54.1684872848029 2013-08-01 54.5882763433356 2013-09-01 56.2967798085292 2013-10-01 56.3219389306345 2013-11-01 56.4683950403191 2013-12-01 57.0847398943998 2014-01-01 56.1423204801589 2014-02-01 56.4568965517241 2014-03-01 56.0058509722939 2014-04-01 57.2470921498777 2014-05-01 56.8540095956134 2014-06-01 57.4334430152558 2014-07-01 54.8746161719550 2014-08-01 54.3635589612601 2014-09-01 56.1398292486089 2014-10-01 55.5965403205291 2014-11-01 55.5099449851884 2014-12-01 55.1223015504203 2015-01-01 55.2248872402310 2015-02-01 55.8396769987803 2015-03-01 56.5239294710327 2015-04-01 56.1496878011985 2015-05-01 56.4329931403714 2015-06-01 56.1652409764239 2015-07-01 53.8109121199501 2015-08-01 54.2714612346705 2015-09-01 55.6117793446703 2015-10-01 56.4231008072863 2015-11-01 56.3713742665896 2015-12-01 56.5577827270477 2016-01-01 56.2011357089951 2016-02-01 56.4542617835441 2016-03-01 56.7066923486742 2016-04-01 57.0142781164342 2016-05-01 57.7271614009307 2016-06-01 57.3669627577215 2016-07-01 55.1185585878717 2016-08-01 55.4748376623376 2016-09-01 57.9254457050243 2016-10-01 58.5008697059180 2016-11-01 57.5259480634870 2016-12-01 57.0345578450744 2017-01-01 56.8709508671683 2017-02-01 57.3190822517780 2017-03-01 56.7966618520302 2017-04-01 57.2721810534749 2017-05-01 57.3895662602438 2017-06-01 58.0260217113665 2017-07-01 56.0438247011952 2017-08-01 56.7878161285192 2017-09-01 58.7452848918007 2017-10-01 58.9391897248870 2017-11-01 59.8250336473755 2017-12-01 60.3842200964503 2018-01-01 58.9924651860034 2018-02-01 59.1498246858133 2018-03-01 58.1769542468232 2018-04-01 58.4691513175981 2018-05-01 58.8124558788925 2018-06-01 58.7592527317589 2018-07-01 57.1886608015640 2018-08-01 57.1718670675987 2018-09-01 59.0607691707622 2018-10-01 59.5215832943743