Quarter	Percent
1998-01-01	5.13124650427202
1998-04-01	4.71159310019359
1998-07-01	4.72585609849942
1998-10-01	4.98573445920632
1999-01-01	5.36310597627912
1999-04-01	5.20801380368098
1999-07-01	5.13660260277514
1999-10-01	5.55257921322516
2000-01-01	5.40060027911067
2000-04-01	4.96069084760658
2000-07-01	4.81813842482100
2000-10-01	4.81655314521207
2001-01-01	4.92961659566586
2001-04-01	4.56362425049967
2001-07-01	4.45280507307333
2001-10-01	4.85955938025152
2002-01-01	4.95272358286057
2002-04-01	4.37403784994607
2002-07-01	4.33677229182019
2002-10-01	4.49189985272460
2003-01-01	4.60966816275476
2003-04-01	4.16884894928835
2003-07-01	4.14513004599580
2003-10-01	4.43851297432652
2004-01-01	5.11556296852948
2004-04-01	4.64251703171929
2004-07-01	4.57369234851188
2004-10-01	4.70414011865476
2005-01-01	4.72197866432851
2005-04-01	4.39599551000666
2005-07-01	4.43559048513416
2005-10-01	4.44885727038376
2006-01-01	4.44616364794757
2006-04-01	4.00822199383350
2006-07-01	3.82532036717259
2006-10-01	4.02128702980547
2007-01-01	4.16594829541846
2007-04-01	3.70360296650891
2007-07-01	3.60792057683249
2007-10-01	3.68788292894830
2008-01-01	3.78624794225655
2008-04-01	3.31615120274914
2008-07-01	3.29099046155237
2008-10-01	3.63547617325909
2009-01-01	4.30864621558596
2009-04-01	4.11860423069969
2009-07-01	4.32078115817549
2009-10-01	4.77977412266821
2010-01-01	5.43123184537006
2010-04-01	5.47848385722959
2010-07-01	5.73344342318964
2010-10-01	6.54856000726810
2011-01-01	7.26955351704199
2011-04-01	7.41562409077684
2011-07-01	8.03335182171142
2011-10-01	9.35286468988970
2012-01-01	10.18298619641670
2012-04-01	10.59729372636570
2012-07-01	11.11729549705730
2012-10-01	11.69424470291560
2013-01-01	12.21954944984590
2013-04-01	12.15457982077970
2013-07-01	12.09398186314920
2013-10-01	12.25765645195300
2014-01-01	12.31592179027240
2014-04-01	11.75860010104260
2014-07-01	11.30565926688860