Quarterly Percent
1999-04-01 96.4
2000-04-01 96
2001-04-01 95.2
2002-04-01 94.6
2003-01-01 91.4
2003-04-01 92.8
2003-07-01 92.3
2003-10-01 91
2004-01-01 90.2
2004-04-01 92.2
2004-07-01 92.9
2004-10-01 92.2
2005-01-01 90.6
2005-04-01 93
2005-07-01 94
2005-10-01 91.7
2006-01-01 91.7
2006-04-01 93.5
2006-07-01 93.8
2006-10-01 94.1
2007-01-01 93
2007-04-01 93.1
2007-07-01 94.1
2007-10-01 94.1
2008-01-01 92.7
2008-04-01 94.1
2008-07-01 91.7
2008-10-01 90.5
2009-01-01 83.9
2009-04-01 85.9
2009-07-01 87.7
2009-10-01 87
2010-01-01 85.4
2010-04-01 87.2
2010-07-01 86.4
2010-10-01 86
2011-01-01 84.9
2011-04-01 85.8
2011-07-01 87.7
2011-10-01 89.2
2012-01-01 86.7
2012-04-01 86.7
2012-07-01 88.1
2012-10-01 87.7
2013-01-01 85.9
2013-04-01 88.9
2013-07-01 89.5
2013-10-01 88.5
2014-01-01 87.6
2014-04-01 91.4
2014-07-01 91.4
2014-10-01 90.1
2015-01-01 90.8
2015-04-01 93.0
2015-07-01 93.3
2015-10-01 91.2
2016-01-01 91.9
2016-04-01 93.2
2016-07-01 93.7
2016-10-01 93.9
2017-01-01 92.7
2017-04-01 93.8
2017-07-01 93.0
2017-10-01 90.8
2018-01-01 91.3
2018-04-01 92.2
