Quarter	Percent
2005-01-01	4.31879538415553
2005-04-01	3.59050538612993
2005-07-01	4.32400469363456
2005-10-01	3.38752412524527
2006-01-01	3.65529883830758
2006-04-01	3.46916132532138
2006-07-01	4.54175572182116
2006-10-01	3.84357001156230
2007-01-01	4.34354688458560
2007-04-01	3.63669267603714
2007-07-01	4.38018240489083
2007-10-01	3.70537487117357
2008-01-01	4.06666964140655
2008-04-01	3.78502178211810
2008-07-01	4.38253337551270
2008-10-01	4.04175505593909
2009-01-01	4.94922646368273
2009-04-01	4.72142055275720
2009-07-01	6.74115102736402
2009-10-01	5.03775574923531
2010-01-01	5.19500950045005
2010-04-01	5.11135844328309
2010-07-01	5.74138195693467
2010-10-01	4.78069452888568
2011-01-01	4.86656601616843
2011-04-01	5.22030741221301
2011-07-01	5.83158682829395
2011-10-01	4.70796553271999
2012-01-01	4.68199485771682
2012-04-01	4.84510368832303
2012-07-01	5.30387327009319
2012-10-01	4.83260493838789
2013-01-01	4.87568405501571
2013-04-01	4.98618178611344
2013-07-01	5.39200968469655
2013-10-01	4.69723032777837
2014-01-01	4.88643390056745
2014-04-01	4.82778980525657
2014-07-01	5.25041295551589
2014-10-01	4.53300507926767
2015-01-01	4.15050313146609
2015-04-01	4.57941205882120
2015-07-01	4.82409781178365
2015-10-01	4.33723813663269
2016-01-01	4.02421606191916
2016-04-01	3.96277955003822
2016-07-01	4.21625140596758
2016-10-01	3.56916593503073
2017-01-01	3.54695379196422
2017-04-01	3.64893082643074
2017-07-01	3.75306288266660
2017-10-01	3.54539884392898
2018-01-01	3.23143972779930
2018-04-01	3.30177423429999