Quarter	Percent
1999-01-01	46.2883232873420
1999-04-01	46.1721769429481
1999-07-01	46.8290045457276
1999-10-01	46.6627951218535
2000-01-01	46.9636436276468
2000-04-01	47.5009988014383
2000-07-01	47.7467039552537
2000-10-01	46.9676388333999
2001-01-01	46.7823903382028
2001-04-01	46.5962534874452
2001-07-01	47.4551614188920
2001-10-01	46.2415304902352
2002-01-01	46.3399639053606
2002-04-01	46.2348531424152
2002-07-01	46.7961049521052
2002-10-01	46.1932054816254
2003-01-01	45.0808186465097
2003-04-01	45.6472399297401
2003-07-01	45.9965659476208
2003-10-01	46.1840573131500
2004-01-01	45.9692162528749
2004-04-01	46.1287405135465
2004-07-01	46.8569854604836
2004-10-01	46.2040495380381
2005-01-01	46.4767528252454
2005-04-01	45.9991801198587
2005-07-01	46.9447422278530
2005-10-01	46.7840124477293
2006-01-01	45.8275058275058
2006-04-01	45.7103517821821
2006-07-01	46.4206184768507
2006-10-01	47.3670998513140
2007-01-01	47.1492200605441
2007-04-01	46.6915657547697
2007-07-01	47.2089929236643
2007-10-01	47.0468782926876
2008-01-01	47.0672608005508
2008-04-01	46.7210297150714
2008-07-01	46.8965385933514
2008-10-01	46.9462169553327
2009-01-01	46.1502000265438
2009-04-01	45.5587934753813
2009-07-01	45.8781768060119
2009-10-01	46.0585288689692
2010-01-01	45.7641133578892
2010-04-01	46.0070910011818
2010-07-01	46.0929605927922
2010-10-01	46.2472262106775
2011-01-01	45.3151174477906
2011-04-01	46.0755354920210
2011-07-01	45.2196478220575
2011-10-01	46.0972453318543
2012-01-01	45.6159801910675
2012-04-01	45.8443952802360
2012-07-01	45.4070077884775
2012-10-01	44.8470830120792
2013-01-01	44.5891415994131
2013-04-01	45.5680193555482
2013-07-01	44.6728664006151
2013-10-01	44.6665448565686
2014-01-01	44.3300662541751
2014-04-01	44.2874849622690
2014-07-01	44.1830826930780
2014-10-01	44.6178442308740