Quarter Index 2015=100 1998-04-01 37.0693414740515 1998-07-01 37.7671173135630 1998-10-01 38.0287832533798 1999-01-01 38.0287832533798 1999-04-01 38.0287832533798 1999-07-01 39.1626689925861 1999-10-01 39.3371129524640 2000-01-01 39.4243349324030 2000-04-01 39.4243349324030 2000-07-01 40.0348887919756 2000-10-01 40.0348887919756 2001-01-01 39.9476668120366 2001-04-01 39.9476668120366 2001-07-01 41.0815525512429 2001-10-01 41.4304404709987 2002-01-01 41.5176624509376 2002-04-01 41.5176624509376 2002-07-01 42.7387701700829 2002-10-01 43.0004361098997 2003-01-01 43.0004361098997 2003-04-01 43.0004361098997 2003-07-01 44.7448757086786 2003-10-01 44.9193196685565 2004-01-01 45.0065416484954 2004-04-01 45.0065416484954 2004-07-01 46.0532054077628 2004-10-01 46.3148713475796 2005-01-01 46.5765372873964 2005-04-01 46.5765372873964 2005-07-01 47.9720889664195 2005-10-01 48.9315307457479 2006-01-01 49.4548626253816 2006-04-01 49.4548626253816 2006-07-01 51.7226341037942 2006-10-01 51.8970780636720 2007-01-01 51.8970780636720 2007-04-01 51.8970780636720 2007-07-01 54.7754034016572 2007-10-01 55.0370693414740 2008-01-01 55.0370693414740 2008-04-01 55.0370693414740 2008-07-01 61.7531617967728 2008-10-01 62.2764936764064 2009-01-01 62.2764936764064 2009-04-01 62.2764936764064 2009-07-01 70.9986916703009 2009-10-01 70.9986916703009 2010-01-01 70.9986916703009 2010-04-01 70.9986916703009 2010-07-01 80.0697775839512 2010-10-01 80.0697775839512 2011-01-01 80.0697775839512 2011-04-01 80.0697775839512 2011-07-01 86.9603139991278 2011-10-01 86.9603139991278 2012-01-01 87.4836458787614 2012-04-01 87.4836458787614 2012-07-01 90.2747492368077 2012-10-01 90.2747492368077 2013-01-01 89.7514173571740 2013-04-01 89.7514173571740 2013-07-01 98.6480593109464 2013-10-01 98.6480593109464 2014-01-01 99.4330571303969 2014-04-01 99.6947230702137 2014-07-01 99.0841692106411 2014-10-01 98.9969472307021 2015-01-01 98.7352812908853 2015-04-01 98.7352812908853 2015-07-01 101.2647187091150 2015-10-01 101.2647187091150 2016-01-01 101.2647187091150 2016-04-01 101.2647187091150 2016-07-01 99.4330571303969 2016-10-01 99.4330571303969 2017-01-01 99.4330571303969 2017-04-01 99.4330571303969 2017-07-01 102.5730484081990 2017-10-01 102.5730484081990 2018-01-01 102.5730484081990 2018-04-01 102.5730484081990 2018-07-01 103.8813781072830