Quarter	Percent
1995-01-01	26.2697993386307
1995-04-01	24.9946841065084
1995-07-01	23.9369120258392
1995-10-01	26.1769124218358
1996-01-01	26.6732913604201
1996-04-01	25.1906303743060
1996-07-01	23.9279864690458
1996-10-01	25.9538550629099
1997-01-01	26.6005974792464
1997-04-01	24.8313005888742
1997-07-01	23.6150780515882
1997-10-01	25.4863642715182
1998-01-01	26.2530698327509
1998-04-01	24.5482356308349
1998-07-01	23.2971874595946
1998-10-01	25.0134711612952
1999-01-01	25.6248600676551
1999-04-01	23.7024453176292
1999-07-01	22.8022457085871
1999-10-01	24.6714222132396
2000-01-01	25.2629175213741
2000-04-01	23.5901372623558
2000-07-01	22.5020533386374
2000-10-01	24.0469597727765
2001-01-01	24.7806968644988
2001-04-01	23.2031951155266
2001-07-01	22.5575507278462
2001-10-01	24.1280032676327
2002-01-01	24.2685916430849
2002-04-01	22.4281308172286
2002-07-01	21.1142991603547
2002-10-01	22.6188287647981
2003-01-01	23.1358343239707
2003-04-01	21.5060447627137
2003-07-01	20.5375667860913
2003-10-01	22.1861782484383
2004-01-01	23.0197693288973
2004-04-01	21.3672085050178
2004-07-01	20.7885740398044
2004-10-01	22.3046206288235
2005-01-01	23.2481684697980
2005-04-01	21.8768188310057
2005-07-01	21.1589588146495
2005-10-01	22.8018061372414
2006-01-01	23.6172459373734
2006-04-01	21.9012655992712
2006-07-01	20.9853975092687
2006-10-01	22.6549174135647
2007-01-01	22.9257995156789
2007-04-01	21.3674291369372
2007-07-01	20.6190250704845
2007-10-01	22.0336915111370
2008-01-01	22.6461044837541
2008-04-01	21.1226936881436
2008-07-01	20.6808040267586
2008-10-01	22.0093673380029
2009-01-01	22.8944453630300
2009-04-01	21.4109255385751
2009-07-01	21.1672986915306
2009-10-01	22.7079192264533
2010-01-01	23.3113178844690
2010-04-01	21.5285725562808
2010-07-01	21.0368032798786
2010-10-01	22.8976132635052
2011-01-01	23.2427364139829
2011-04-01	21.6437027856060
2011-07-01	21.1684478013983
2011-10-01	22.9339540746112
2012-01-01	23.5553617584305
2012-04-01	21.6230786966180
2012-07-01	21.1623639185015
2012-10-01	22.4898778058224
2013-01-01	22.9786124934878
2013-04-01	21.4016026632332
2013-07-01	20.9288970255464
2013-10-01	22.5628093986205
2014-01-01	23.2204498282011
2014-04-01	21.7429159178080
2014-07-01	21.2760947652348
2014-10-01	22.7194678744851
2015-01-01	23.2413612611973
2015-04-01	21.5023020329684
2015-07-01	20.9416409538798
2015-10-01	22.4494885288769
2016-01-01	22.9000377775040
2016-04-01	21.4334193534818
2016-07-01	21.0734467870578
2016-10-01	22.1528467788514
2017-01-01	22.4577544601265
2017-04-01	21.0490631800224
2017-07-01	20.7201382701987
2017-10-01	21.9463248347626
2018-01-01	22.7045863264888
2018-04-01	21.1656054489867
2018-07-01	20.5543251200131