Quarter	Percent
1995-01-01	40.7197431221153
1995-04-01	41.5768295415693
1995-07-01	42.1558176813449
1995-10-01	42.3204229499392
1996-01-01	42.5025967493360
1996-04-01	42.0463534107251
1996-07-01	41.5076424493455
1996-10-01	40.7939383687573
1997-01-01	40.8908761944696
1997-04-01	39.8869070897679
1997-07-01	39.8604619341559
1997-10-01	40.5167662068175
1998-01-01	41.7979473955006
1998-04-01	41.8154534766332
1998-07-01	40.1702097580644
1998-10-01	40.6656378714129
1999-01-01	40.9733799178256
1999-04-01	39.3747248645171
1999-07-01	39.0173273011276
1999-10-01	39.0955118315244
2000-01-01	39.8565430543041
2000-04-01	38.8510252123117
2000-07-01	39.1668406014742
2000-10-01	39.3560513406164
2001-01-01	39.8177955874101
2001-04-01	38.7149847260414
2001-07-01	38.6264727578456
2001-10-01	39.1873588000099
2002-01-01	37.9784984827367
2002-04-01	36.6854684581021
2002-07-01	36.7912518125881
2002-10-01	35.8735009908518
2003-01-01	35.6441562461133
2003-04-01	34.5628433196813
2003-07-01	34.3830887852945
2003-10-01	33.8918551276547
2004-01-01	34.4677175009323
2004-04-01	33.9031917210813
2004-07-01	34.4532459248618
2004-10-01	33.4604379848297
2005-01-01	33.7003787839840
2005-04-01	33.0838160652094
2005-07-01	32.9994030444780
2005-10-01	33.5106283398549
2006-01-01	34.7722411127700
2006-04-01	33.8855884676996
2006-07-01	33.4994381783100
2006-10-01	33.1609811138653
2007-01-01	33.7902558410935
2007-04-01	32.7797106847633
2007-07-01	32.9650988078592
2007-10-01	32.5456951146544
2008-01-01	33.2516384804815
2008-04-01	33.1743270802768
2008-07-01	33.3393198732200
2008-10-01	32.9376801588112
2009-01-01	33.5112239365879
2009-04-01	32.6034840727482
2009-07-01	32.2634281230530
2009-10-01	32.5758943989664
2010-01-01	33.3919579608966
2010-04-01	32.1817305355936
2010-07-01	31.3660602812975
2010-10-01	31.2027004338948
2011-01-01	32.5132082239394
2011-04-01	31.4225901980618
2011-07-01	31.7795659960615
2011-10-01	31.9281915607678
2012-01-01	32.3005263055708
2012-04-01	31.5192919622035
2012-07-01	31.3728267248181
2012-10-01	30.6838376856432
2013-01-01	31.1766793159426
2013-04-01	29.9699991797451
2013-07-01	30.3379113371961
2013-10-01	30.9048113646356
2014-01-01	31.1023762404302
2014-04-01	29.3443232563847
2014-07-01	30.0631709309220
2014-10-01	30.8480643626108
2015-01-01	30.6154520987269
2015-04-01	28.6336269943168
2015-07-01	28.4256982955569
2015-10-01	29.4502242202464
2016-01-01	29.1789511434084
2016-04-01	28.3532068878059
2016-07-01	28.4508929536177
2016-10-01	28.3834008503250
2017-01-01	28.9012308105669
2017-04-01	29.0158750982571
2017-07-01	29.1052701543324
2017-10-01	28.7941559173784
2018-01-01	29.6783150182848
2018-04-01	28.3601215124026
2018-07-01	28.0506034277606