Quarter	Net Percent, Seasonally Adjusted
2000-01-01	-0.1
2000-04-01	-0.2
2000-07-01	-2
2000-10-01	-5.4
2001-01-01	-5.5
2001-04-01	-8.3
2001-07-01	-4.6
2001-10-01	-13.4
2002-01-01	-9.2
2002-04-01	-4.6
2002-07-01	-4.5
2002-10-01	-2
2003-01-01	-3.7
2003-04-01	-2.7
2003-07-01	-1.6
2003-10-01	2.3
2004-01-01	4.6
2004-04-01	3.7
2004-07-01	6.0
2004-10-01	8.0
2005-01-01	7.7
2005-04-01	7.8
2005-07-01	12.7
2005-10-01	13.3
2006-01-01	14.5
2006-04-01	16.4
2006-07-01	17.9
2006-10-01	18.1
2007-01-01	18.3
2007-04-01	17.4
2007-07-01	16.7
2007-10-01	14.6
2008-01-01	20.8
2008-04-01	15.8
2008-07-01	16.6
2008-10-01	7.7
2009-01-01	-5.1
2009-04-01	1.5
2009-07-01	8.8
2009-10-01	12.1
2010-01-01	13.6
2010-04-01	16.8
2010-07-01	21
2010-10-01	20.6
2011-01-01	17.4
2011-04-01	19.4
2011-07-01	16.5
2011-10-01	13.6
2012-01-01	14.6
2012-04-01	12.3
2012-07-01	13.3
2012-10-01	10
2013-01-01	8.0
2013-04-01	8.0
2013-07-01	5.0
2013-10-01	7.0
2014-01-01	7.0
2014-04-01	9.0
2014-07-01	11
2014-10-01	9.0
2015-01-01	9.0
2015-04-01	10.0
2015-07-01	10.0
2015-10-01	9.0
2016-01-01	7.0
2016-04-01	8.0
2016-07-01	9.0
2016-10-01	5.0
2017-01-01	9.0
2017-04-01	9.0
2017-07-01	10.0
2017-10-01	12.0
2018-01-01	11.0
2018-04-01	13.0
2018-07-01	13.0