Quarter	Net Percent
2000-01-01	19.6
2000-04-01	16.5
2000-07-01	13.6
2000-10-01	15.7
2001-01-01	11
2001-04-01	7.2
2001-07-01	2.4
2001-10-01	-14.4
2002-01-01	-3.2
2002-04-01	-0.5
2002-07-01	3.4
2002-10-01	-0.2
2003-01-01	2.8
2003-04-01	0.3
2003-07-01	2.6
2003-10-01	6.4
2004-01-01	10.9
2004-04-01	8.9
2004-07-01	7.6
2004-10-01	8.6
2005-01-01	11
2005-04-01	13.3
2005-07-01	7.8
2005-10-01	10.8
2006-01-01	12.4
2006-04-01	16.6
2006-07-01	16.8
2006-10-01	14.2
2007-01-01	15.5
2007-04-01	19
2007-07-01	13
2007-10-01	14.9
2008-01-01	19.1
2008-04-01	21
2008-07-01	26.2
2008-10-01	4.1
2009-01-01	-9.1
2009-04-01	0.0
2009-07-01	6.0
2009-10-01	9.8
2010-01-01	13.3
2010-04-01	15.2
2010-07-01	17
2010-10-01	18.6
2011-01-01	23.7
2011-04-01	18.3
2011-07-01	16
2011-10-01	14.7
2012-01-01	19
2012-04-01	18.8
2012-07-01	17.3
2012-10-01	15.8
2013-01-01	14.9
2013-04-01	12.1
2013-07-01	13.9
2013-10-01	15.1