Quarter	Percent
1999-07-01	7.21860811164355
1999-10-01	7.01882756766363
2000-01-01	8.30658361369815
2000-04-01	7.40085312035692
2000-07-01	7.73181321177589
2000-10-01	7.75020154431112
2001-01-01	9.28476460822427
2001-04-01	7.71161305827689
2001-07-01	8.00289114171384
2001-10-01	7.86906963733282
2002-01-01	8.81379304019141
2002-04-01	7.68263299189390
2002-07-01	8.05766331847950
2002-10-01	7.89304964186738
2003-01-01	8.18479302503268
2003-04-01	7.51377126148084
2003-07-01	8.15748896483753
2003-10-01	8.06700836283803
2004-01-01	8.51897318951194
2004-04-01	7.90302265878929
2004-07-01	8.46166103113222
2004-10-01	8.27001267876893
2005-01-01	8.93008062596481
2005-04-01	8.07541239831011
2005-07-01	8.94761286643078
2005-10-01	8.89141706305415
2006-01-01	9.64349986059359
2006-04-01	8.62828926720197
2006-07-01	9.11523220546507
2006-10-01	9.21251531738607
2007-01-01	10.09979698888100
2007-04-01	8.94032066211818
2007-07-01	9.51847492512041
2007-10-01	9.47026339163070
2008-01-01	10.20354889338100
2008-04-01	9.11619684562654
2008-07-01	9.54999299469272
2008-10-01	9.49641441563975
2009-01-01	10.50404983817270
2009-04-01	9.28605718027318
2009-07-01	10.28436821233020
2009-10-01	10.19709359729250
2010-01-01	10.39056499537010
2010-04-01	9.24711878580806
2010-07-01	9.73648925354113
2010-10-01	9.73062524009836
2011-01-01	10.12843684885800
2011-04-01	9.08764245344713
2011-07-01	9.50182374828520
2011-10-01	9.33397951281682
2012-01-01	9.83186587169414
2012-04-01	8.80979547245444
2012-07-01	9.20136392761283
2012-10-01	9.33995152039086
2013-01-01	9.95946392436437
2013-04-01	8.87931817028589
2013-07-01	9.18149509017297
2013-10-01	8.95840496354749
2014-01-01	9.03250784925421
2014-04-01	8.30939561169446
2014-07-01	8.48666450109496
2014-10-01	8.56659226723385
2015-01-01	9.26962404574611
2015-04-01	8.46318289606867
2015-07-01	8.72649547998776
2015-10-01	8.94016118967169
2016-01-01	9.05942676005688
2016-04-01	8.60162816019675
2016-07-01	8.63414298134892
2016-10-01	9.08772973338359
2017-01-01	9.29376121850828
2017-04-01	8.63909295051481
2017-07-01	8.90776742904365
2017-10-01	9.17967455441353
2018-01-01	9.47369190498236
2018-04-01	8.81902846207691
2018-07-01	9.39877729911486