Quarterly Index 2010=100
1998-01-01 87.63
1998-04-01 80.72
1998-07-01 70.26
1998-10-01 64.28
1999-01-01 67.70
1999-04-01 75.53
1999-07-01 81.48
1999-10-01 85.77
2000-01-01 87.81
2000-04-01 89.24
2000-07-01 86.01
2000-10-01 83.24
2001-01-01 79.52
2001-04-01 78.92
2001-07-01 76.55
2001-10-01 73.65
2002-01-01 72.91
2002-04-01 72.14
2002-07-01 72.49
2002-10-01 72.22
2003-01-01 71.37
2003-04-01 71.07
2003-07-01 70.49
2003-10-01 70.27
2004-01-01 69.38
2004-04-01 69.15
2004-07-01 69.17
2004-10-01 69.72
2005-01-01 70.58
2005-04-01 70.74
2005-07-01 71.08
2005-10-01 71.68
2006-01-01 72.95
2006-04-01 74.17
2006-07-01 75.90
2006-10-01 78.51
2007-01-01 83.09
2007-04-01 88.70
2007-07-01 93.95
2007-10-01 98.77
2008-01-01 101.15
2008-04-01 99.11
2008-07-01 95.47
2008-10-01 89.02
2009-01-01 77.24
2009-04-01 74.29
2009-07-01 85.26
2009-10-01 91.22
2010-01-01 95.75
2010-04-01 99.63
2010-07-01 101.33
2010-10-01 103.16
2011-01-01 103.55
2011-04-01 104.81
2011-07-01 104.16
2011-10-01 103.50
2012-01-01 102.13
2012-04-01 101.50
2012-07-01 101.19
2012-10-01 102.30
2013-01-01 101.67
2013-04-01 104.00
2013-07-01 103.24
2013-10-01 101.41
2014-01-01 99.95
2014-04-01 98.96
2014-07-01 98.24
2014-10-01 97.34
2015-01-01 96.43
2015-04-01 95.73
2015-07-01 94.67
2015-10-01 94.45
2016-01-01 93.97
2016-04-01 93.80
2016-07-01 92.10
2016-10-01 91.49
2017-01-01 90.80
2017-04-01 90.82
2017-07-01 91.49
2017-10-01 92.07
2018-01-01 95.48
2018-04-01 98.74