Quarterly Percent
1998-04-01 3.35794183445190
1999-04-01 2.69404462637094
2000-01-01 2.88039663039663
2000-04-01 2.16685903438664
2000-07-01 2.13448328168678
2000-10-01 2.14254952627046
2001-01-01 2.17246205188933
2001-04-01 1.81337687729626
2001-07-01 1.57304336614089
2001-10-01 1.69277790839336
2002-01-01 2.33439701882509
2002-04-01 2.29661429145431
2002-07-01 2.52968945151252
2002-10-01 2.68635813864664
2003-01-01 3.51090621931959
2003-04-01 3.43435202108216
2003-07-01 3.41659062453579
2003-10-01 3.70858673925063
2004-01-01 4.56861413043478
2004-04-01 4.33180894308943
2004-07-01 4.01566469093988
2004-10-01 4.40059410142160
2005-01-01 5.03128536955175
2005-04-01 4.58016891101325
2005-07-01 4.08511000830653
2005-10-01 4.07766990291262
2006-01-01 4.16542378659394
2006-04-01 3.54412639089442
2006-07-01 3.29119810602858
2006-10-01 3.12546133243352
2007-01-01 3.36872708886361
2007-04-01 2.80254242621300
2007-07-01 2.56249477468439
2007-10-01 2.46218487394958
2008-01-01 2.94598674830160
2008-04-01 2.49771043210390
2008-07-01 2.28306690596436
2008-10-01 2.41066246579886
2009-01-01 3.11482549096866
2009-04-01 3.21502004195310
2009-07-01 3.38605619146722
2009-10-01 3.75864655387949
2010-01-01 4.78932051119828
2010-04-01 4.46658504665006
2010-07-01 4.24202773146487
2010-10-01 4.09620682347955
2011-01-01 4.79214780600462
2011-04-01 4.48193080979123
2011-07-01 4.36327277368847
2011-10-01 4.76845872064709
2012-01-01 5.41145184778709
2012-04-01 5.27179055830092
2012-07-01 5.32975781446409
2012-10-01 5.86326718579921
2013-01-01 7.02157431966751
2013-04-01 7.11264818017042
2013-07-01 7.22476111341919
2013-10-01 7.41048433995182
2014-01-01 7.88778122333451
2014-04-01 7.22480168231693
2014-07-01 6.68193649141072
2014-10-01 6.74515524067514
2015-01-01 7.09742006799174
2015-04-01 6.57269163399783
2015-07-01 6.22696128454506
2015-10-01 6.20537019250846
2016-01-01 6.35301481326935
2016-04-01 5.83069751956051
2016-07-01 5.22322913202527
2016-10-01 4.88692866207585
2017-01-01 5.11696513898700
2017-04-01 4.57437768151388
2017-07-01 4.18394503930185
2017-10-01 4.03530115264862
2018-01-01 4.15071819566202
2018-04-01 3.76425699515878