Quarter	Percent, Seasonally Adjusted
1999-01-01	34.0951742866804
1999-04-01	35.1728628639652
1999-07-01	36.3138128531611
1999-10-01	37.5374720776038
2000-01-01	35.1475448678601
2000-04-01	35.2267931923627
2000-07-01	35.3172624802561
2000-10-01	36.9014597717010
2001-01-01	34.4608987047975
2001-04-01	34.5233533309856
2001-07-01	34.4857847011532
2001-10-01	33.1374884239226
2002-01-01	37.2001687857576
2002-04-01	35.2546953662579
2002-07-01	32.4824469143710
2002-10-01	32.4923393753235
2003-01-01	33.8442482678493
2003-04-01	33.8375338872882
2003-07-01	30.2597788172202
2003-10-01	36.7592072604388
2004-01-01	38.8001377232123
2004-04-01	38.7909886263959
2004-07-01	39.0976444450975
2004-10-01	38.6278595406174
2005-01-01	40.9613076917232
2005-04-01	36.9407407915827
2005-07-01	36.6212791040104
2005-10-01	37.6362857305738
2006-01-01	38.7102308805696
2006-04-01	39.0181252886155
2006-07-01	41.2303014462233
2006-10-01	37.9327274637492
2007-01-01	42.8523881555991
2007-04-01	43.3897477990023
2007-07-01	44.4762564943968
2007-10-01	42.0137901476698
2008-01-01	41.0170985039689
2008-04-01	43.2265962957608
2008-07-01	45.5902937112315
2008-10-01	42.1689133422875
2009-01-01	37.5108395797279
2009-04-01	39.3705675968546
2009-07-01	40.5455682809181
2009-10-01	39.0925148844459
2010-01-01	39.0616396432109
2010-04-01	35.6380304643789
2010-07-01	36.9446955748389
2010-10-01	38.7965204144013
2011-01-01	35.6339772205345
2011-04-01	35.6778518040012
2011-07-01	36.2810295699981
2011-10-01	35.0939758345854
2012-01-01	32.0490874468017
2012-04-01	31.0781158275854
2012-07-01	28.7004229068512
2012-10-01	29.8356162901422
2013-01-01	29.4351188994303
2013-04-01	30.2215989079759
2013-07-01	29.0577414942203
2013-10-01	29.9390971927661
2014-01-01	27.9501162513723
2014-04-01	29.6473612189801
2014-07-01	28.5278424827564
2014-10-01	31.8472973691711
2015-01-01	32.2022365701492
2015-04-01	30.9732564182375
2015-07-01	33.1226906144661
2015-10-01	31.9113080209370
2016-01-01	30.8370364019136
2016-04-01	30.0664170488598
2016-07-01	30.5940068127305
2016-10-01	32.8055591487891
2017-01-01	36.9682416470424
2017-04-01	39.3186975234801
2017-07-01	41.1227669565384
2017-10-01	36.9880539472674
2018-01-01	39.3121022923252
2018-04-01	42.5986790903636
