Quarter	Percent
2005-01-01	42.7361526024107
2005-04-01	43.2353339354888
2005-07-01	44.0722353292797
2005-10-01	44.3049592889192
2006-01-01	44.1859112569375
2006-04-01	44.4386329511558
2006-07-01	45.5235258961062
2006-10-01	45.5497613882959
2007-01-01	44.9053347509127
2007-04-01	45.1678849187874
2007-07-01	45.2287520059060
2007-10-01	46.4734266741968
2008-01-01	45.3786380041446
2008-04-01	45.7318633022921
2008-07-01	45.0527184243134
2008-10-01	44.7804155423031
2009-01-01	44.6282688428129
2009-04-01	44.9691772127801
2009-07-01	47.0810248371136
2009-10-01	46.6572492222666
2010-01-01	45.3092424663217
2010-04-01	46.2408994919280
2010-07-01	46.1327743475330
2010-10-01	44.8773144839034
2011-01-01	44.7213554150687
2011-04-01	45.8792689680067
2011-07-01	46.3603428527189
2011-10-01	47.6835780353797
2012-01-01	46.1327350553977
2012-04-01	47.7325732445224
2012-07-01	47.9390598021326
2012-10-01	47.2580825840976
2013-01-01	46.1799658579742
2013-04-01	47.7766829257159
2013-07-01	47.6502338318382
2013-10-01	47.9940384649112
2014-01-01	46.6321541752146
2014-04-01	46.8143310570466
2014-07-01	46.5371531594361
2014-10-01	46.3160416032502
2015-01-01	45.9231269166038
2015-04-01	46.6252695806299
2015-07-01	46.9703143744114
2015-10-01	47.8648752918946
2016-01-01	46.4289488468495
2016-04-01	46.9495088333472
2016-07-01	47.5797222011430
2016-10-01	46.9732008719236
2017-01-01	46.4859922987898
2017-04-01	46.6613986036028
2017-07-01	46.5371776917544
2017-10-01	47.0030383352481
2018-01-01	46.3411119202940
2018-04-01	47.4419944502889