Quarter	Percent
1999-04-01	2.38719252265623
2000-01-01	2.55879586077140
2000-04-01	2.55324487939525
2000-07-01	2.53545876741559
2000-10-01	2.10635359116022
2001-01-01	2.49164767227652
2001-04-01	2.76129193477853
2001-07-01	2.69054092059623
2001-10-01	2.35566108472882
2002-01-01	2.84721791452143
2002-04-01	2.98086168925835
2002-07-01	2.76183087664856
2002-10-01	2.44787788533135
2003-01-01	2.80198294177418
2003-04-01	3.07275470303889
2003-07-01	3.14300680984809
2003-10-01	2.70945071203995
2004-01-01	2.94576012223071
2004-04-01	3.08975887045017
2004-07-01	3.26561784023217
2004-10-01	2.79669037950722
2005-01-01	3.14003085579454
2005-04-01	3.35359400042336
2005-07-01	3.34330884797920
2005-10-01	2.81600677535465
2006-01-01	2.75126000592944
2006-04-01	2.83629272904541
2006-07-01	2.41151875625699
2006-10-01	1.77370569406513
2007-01-01	1.92048714795948
2007-04-01	1.96804478395242
2007-07-01	1.79816407157797
2007-10-01	1.56114483954900
2008-01-01	1.82691754416250
2008-04-01	2.02028885832187
2008-07-01	1.83931682517922
2008-10-01	1.83885178343044
2009-01-01	2.22083734632599
2009-04-01	2.42374650828137
2009-07-01	2.30903363707954
2009-10-01	2.06525997649298
2010-01-01	2.59074574476976
2010-04-01	2.77608128365999
2010-07-01	2.45595596979838
2010-10-01	2.29261848406451
2011-01-01	2.28125427906340
2011-04-01	2.51589488907687
2011-07-01	2.23756830972513
2011-10-01	2.13698333694006
2012-01-01	2.25160925422177
2012-04-01	2.31928356928357
2012-07-01	2.13640976339262
2012-10-01	2.21495426504999
2013-01-01	2.51040479283196
2013-04-01	2.54824213587100
2013-07-01	2.42912846453789
2013-10-01	2.24474257659692
2014-01-01	2.49751295879365
2014-04-01	2.35982040304897
2014-07-01	2.57896789288964