Quarter	Percent
1995-01-01	36.5232140109483
1995-04-01	35.8356710832949
1995-07-01	36.3238040394318
1995-10-01	36.1926164915151
1996-01-01	36.0482276832441
1996-04-01	36.8703642021964
1996-07-01	36.6755118591726
1996-10-01	35.7713832037985
1997-01-01	36.2195360393176
1997-04-01	36.9530320630166
1997-07-01	36.7877711223517
1997-10-01	37.8608077351590
1998-01-01	38.5361423602566
1998-04-01	38.1240973346316
1998-07-01	38.6882434449338
1998-10-01	39.5491559243035
1999-01-01	38.9867799793107
1999-04-01	39.2490747582027
1999-07-01	39.1789847790020
1999-10-01	40.0120512081179
2000-01-01	41.0616466450900
2000-04-01	40.9119652055819
2000-07-01	41.3654164742021
2000-10-01	42.0915536629879
2001-01-01	41.6018454547170
2001-04-01	41.4412307882494
2001-07-01	41.0093322301311
2001-10-01	42.7205741270715
2002-01-01	42.8639149964443
2002-04-01	42.3555436185576
2002-07-01	43.4294137115206
2002-10-01	46.7195207781547
2003-01-01	47.9351355456166
2003-04-01	47.6899375641921
2003-07-01	47.3710026170674
2003-10-01	49.1075531418443
2004-01-01	48.7372213318906
2004-04-01	48.7562796465963
2004-07-01	48.3745927998007
2004-10-01	49.8502826226683
2005-01-01	49.1708424915864
2005-04-01	49.6822388659938
2005-07-01	49.0253888463943
2005-10-01	49.7777564731693
2006-01-01	50.2644174466394
2006-04-01	51.1614657603566
2006-07-01	51.7434184642670
2006-10-01	51.8375284063736
2007-01-01	52.6773689893392
2007-04-01	53.2838607891865
2007-07-01	53.1696042684110
2007-10-01	53.9744902690352
2008-01-01	54.5178381071809
2008-04-01	54.8748543597642
2008-07-01	53.1586466752245
2008-10-01	54.5665339885498
2009-01-01	55.8281728887327
2009-04-01	56.6415138674840
2009-07-01	55.5949007178585
2009-10-01	56.0154984875308
2010-01-01	55.4351240858795
2010-04-01	56.1511830233039
2010-07-01	56.5678362924980
2010-10-01	57.6923824197124
2011-01-01	57.7345059238615
2011-04-01	57.9395238311730
2011-07-01	56.0627698333711
2011-10-01	56.6376781529778
2012-01-01	58.1942451329168
2012-04-01	58.8101805928130
2012-07-01	57.6445626502544
2012-10-01	58.2409670182696
2013-01-01	59.4359008526694
2013-04-01	59.6918504775606
2013-07-01	58.8719435337709
2013-10-01	59.8146772131791
2014-01-01	59.7274766283494
2014-04-01	60.1383661392243
2014-07-01	58.4749964980517
2014-10-01	58.5286466499596
2015-01-01	59.1213402785912
2015-04-01	59.1686395081000
2015-07-01	58.1106947546521
2015-10-01	59.5524026286640
2016-01-01	59.8182134027524
2016-04-01	60.5965127069261
2016-07-01	60.1417856594754
2016-10-01	60.7227681547778
2017-01-01	60.3866465282305
2017-04-01	60.6998687593021
2017-07-01	60.8144741601962
2017-10-01	62.3197489613206
2018-01-01	61.7630150542436
2018-04-01	61.2530318169457
2018-07-01	61.3141696350166