Quarter	Index 2015=100, Seasonally Adjusted
2001-01-01	27.5
2001-04-01	26.0
2001-07-01	26.5
2001-10-01	23.9
2002-01-01	40.7
2002-04-01	46.0
2002-07-01	50.2
2002-10-01	71.5
2003-01-01	38.1
2003-04-01	54.8
2003-07-01	76.1
2003-10-01	82.1
2004-01-01	137.7
2004-04-01	183.3
2004-07-01	108.6
2004-10-01	129.3
2005-01-01	99.9
2005-04-01	142.5
2005-07-01	171.6
2005-10-01	193.4
2006-01-01	222.4
2006-04-01	223.8
2006-07-01	260.5
2006-10-01	246.5
2007-01-01	224.8
2007-04-01	175.6
2007-07-01	141.7
2007-10-01	97.3
2008-01-01	109.6
2008-04-01	105.5
2008-07-01	76.9
2008-10-01	72.8
2009-01-01	33.2
2009-04-01	43.4
2009-07-01	33.7
2009-10-01	42.6
2010-01-01	54.6
2010-04-01	38.9
2010-07-01	51.7
2010-10-01	50.1
2011-01-01	56.0
2011-04-01	53.4
2011-07-01	48.2
2011-10-01	42.6
2012-01-01	48.5
2012-04-01	50.6
2012-07-01	50.0
2012-10-01	64.2
2013-01-01	51.7
2013-04-01	55.1
2013-07-01	58.3
2013-10-01	60.6
2014-01-01	62.9
2014-04-01	74.6
2014-07-01	72.5
2014-10-01	73.9
2015-01-01	80.3
2015-04-01	98.6
2015-07-01	106.2
2015-10-01	115.4
2016-01-01	109.3
2016-04-01	114.2
2016-07-01	115.0
2016-10-01	107.9
2017-01-01	138.5
2017-04-01	137.2
2017-07-01	135.0
2017-10-01	154.0
2018-01-01	122.2
2018-04-01	121.7