Quarter	Percent
2003-04-01	48.2665783460359
2004-04-01	48.1420696170190
2005-01-01	45.6015295158349
2005-04-01	47.9748486854294
2005-07-01	49.9800746129110
2005-10-01	47.9630798395402
2006-01-01	46.5412152296347
2006-04-01	48.8316497904119
2006-07-01	50.7106019779461
2006-10-01	48.3232630947615
2007-01-01	46.7459428033766
2007-04-01	48.5770906983970
2007-07-01	50.0974706462666
2007-10-01	47.5602512561662
2008-01-01	45.9346795812242
2008-04-01	48.2850800388188
2008-07-01	49.4107995798545
2008-10-01	45.7415748954437
2009-01-01	42.7292632266654
2009-04-01	44.1235442272663
2009-07-01	44.8398260235184
2009-10-01	41.3242229371767
2010-01-01	40.0288992775181
2010-04-01	42.6015358791765
2010-07-01	44.3158744772728
2010-10-01	42.1552546844086
2011-01-01	41.0824825798088
2011-04-01	43.1531839469435
2011-07-01	44.5338188621771
2011-10-01	42.6464324077389
2012-01-01	40.8202385241434
2012-04-01	43.0633593362326
2012-07-01	44.5012795597545
2012-10-01	42.5674084404280
2013-01-01	41.0604939983667
2013-04-01	43.0277506494710
2013-07-01	44.7415357270696
2013-10-01	42.5795886839819
2014-01-01	41.1928508816902
2014-04-01	43.4636213743474
2014-07-01	45.4662801932367
2014-10-01	43.6575590802080
2015-01-01	42.2923902112486
2015-04-01	43.9839284247780
2015-07-01	45.7276365381300
2015-10-01	44.0386368033267
2016-01-01	42.9459956503137
2016-04-01	45.1062740871130
2016-07-01	46.4395174437561
2016-10-01	44.7999522162803
2017-01-01	43.6031611418134
2017-04-01	45.9457590723308
2017-07-01	47.3042742737373
2017-10-01	44.9329615340540
2018-01-01	44.8246766956775