Quarter Percent 2005-01-01 44.5112179902207 2005-04-01 45.9490740695668 2005-07-01 47.9207430966971 2005-10-01 46.2637829814555 2006-01-01 45.0112592878463 2006-04-01 46.7805500433401 2006-07-01 48.5542613514861 2006-10-01 46.7375406521600 2007-01-01 45.4366217096335 2007-04-01 46.9031851181773 2007-07-01 48.2986796441923 2007-10-01 46.5885641345627 2008-01-01 45.0845104380269 2008-04-01 46.7352767557520 2008-07-01 47.7840872765198 2008-10-01 44.6751587515870 2009-01-01 41.8426770179550 2009-04-01 42.7731522153318 2009-07-01 43.7397908469053 2009-10-01 41.4523484728224 2010-01-01 40.0506724623983 2010-04-01 42.1551980021216 2010-07-01 43.6717013307475 2010-10-01 41.7748865097641 2011-01-01 40.8143852078820 2011-04-01 42.3583925218887 2011-07-01 43.7743655433735 2011-10-01 42.2911014322062 2012-01-01 40.5945425472537 2012-04-01 42.4637938208255 2012-07-01 43.8546551061414 2012-10-01 42.0424905500765 2013-01-01 40.6014566268073 2013-04-01 42.3660153289344 2013-07-01 43.8467179292273 2013-10-01 41.9729029187684 2014-01-01 41.1197671868516 2014-04-01 42.6841270419971 2014-07-01 44.3933925035777 2014-10-01 42.7188869029996 2015-01-01 41.7096128500514 2015-04-01 43.0321864935365 2015-07-01 44.8295715094998 2015-10-01 43.2539768182576 2016-01-01 42.1790490283983 2016-04-01 43.9422879901744 2016-07-01 45.2939100089993 2016-10-01 43.6562724230504 2017-01-01 42.7212764988785 2017-04-01 44.6245542735189 2017-07-01 46.0193559721324 2017-10-01 44.0447771421458 2018-01-01 43.6143349207664 2018-04-01 45.1045707968751