Quarter	Percent
1998-01-01	4.78172417312830
1998-04-01	4.93532842121179
1998-07-01	4.68955280055858
1998-10-01	4.90129016488860
1999-01-01	4.83733177708090
1999-04-01	4.79548213993910
1999-07-01	4.56390183199372
1999-10-01	4.56658141397676
2000-01-01	4.64619905110117
2000-04-01	4.46210515427407
2000-07-01	4.21327838057588
2000-10-01	4.17387649304704
2001-01-01	4.15913548773169
2001-04-01	3.96549855428174
2001-07-01	3.82611490221627
2001-10-01	3.87661016475942
2002-01-01	3.82777121952666
2002-04-01	3.84408995560759
2002-07-01	3.64341571530130
2002-10-01	3.74614912806502
2003-01-01	3.80706767965428
2003-04-01	3.73813866546812
2003-07-01	3.47848806828079
2003-10-01	3.56889591257486
2004-01-01	3.67321299841124
2004-04-01	3.35281135489629
2004-07-01	3.13041210224309
2004-10-01	3.49605055565850
2005-01-01	3.47368602923391
2005-04-01	3.16531146637266
2005-07-01	2.96811464628663
2005-10-01	3.40111166075796
2006-01-01	3.21434816447862
2006-04-01	2.77570933367570
2006-07-01	2.54645784583385
2006-10-01	2.91907074966384
2007-01-01	2.64913290270736
2007-04-01	2.40192235416961
2007-07-01	2.37650037159330
2007-10-01	2.80326663889143
2008-01-01	2.97728117921498
2008-04-01	2.87332865604382
2008-07-01	2.57164505809059
2008-10-01	2.98349189383589
2009-01-01	3.32473440031667
2009-04-01	3.07893754217465
2009-07-01	3.03375446976615
2009-10-01	3.58168175039122
2010-01-01	3.79164943088563
2010-04-01	3.48662463679258
2010-07-01	3.10257246714512
2010-10-01	3.62345946862578
2011-01-01	3.57782644138258
2011-04-01	3.22851292084995
2011-07-01	3.14760790082716
2011-10-01	4.02099059727188
2012-01-01	4.63222379158301
2012-04-01	4.47117855791146
2012-07-01	4.09807899449536
2012-10-01	4.93362769753583
2013-01-01	5.40457158883747
2013-04-01	5.06885326960320
2013-07-01	4.68640316908951
2013-10-01	5.36280304977298
2014-01-01	5.74253284658312
2014-04-01	5.17545592204885
2014-07-01	4.95321642239357