Quarter	Net Percent
1990-01-01	2.5
1990-04-01	-5.5
1990-07-01	0.0
1990-10-01	-5.5
1991-01-01	-3
1991-04-01	-11.5
1991-07-01	-2.5
1991-10-01	-3
1992-01-01	-1
1992-04-01	-2
1992-07-01	-20.5
1992-10-01	-18.0
1993-01-01	-34.5
1993-04-01	-17.5
1993-07-01	-19.5
1993-10-01	8.5
1994-01-01	7.0
1994-04-01	7.0
1994-07-01	21
1994-10-01	20
1995-01-01	16
1995-04-01	15
1995-07-01	15
1995-10-01	17
1996-01-01	13
1996-04-01	2.0
1996-07-01	9.0
1996-10-01	5.0
1997-01-01	6.0
1997-04-01	6.0
1997-07-01	-1
1997-10-01	3.0
1998-01-01	-13.0
1998-04-01	-1
1998-07-01	-9
1998-10-01	-9
1999-01-01	-4
1999-04-01	-5
1999-07-01	-3
1999-10-01	11
2000-01-01	7.0
2000-04-01	-18.4
2000-07-01	-13.5
2000-10-01	-22.3
2001-01-01	1.1
2001-04-01	-12.3
2001-07-01	-17.9
2001-10-01	-15.0
2002-01-01	-4
2002-04-01	0.0
2002-07-01	-3.1
2002-10-01	-17.0
2003-01-01	4.0
2003-04-01	7.0
2003-07-01	-2
2003-10-01	13
2004-01-01	0.0
2004-04-01	37
2004-07-01	14
2004-10-01	11
2005-01-01	28.6
2005-04-01	21
2005-07-01	22
2005-10-01	28
2006-01-01	28
2006-04-01	24
2006-07-01	21
2006-10-01	20
2007-01-01	29
2007-04-01	25
2007-07-01	19
2007-10-01	25
2008-01-01	13
2008-04-01	-14.0
2008-07-01	2.0
2008-10-01	-5
2009-01-01	4.0
2009-04-01	17
2009-07-01	11
2009-10-01	16
2010-01-01	23
2010-04-01	26.9
2010-07-01	23
2010-10-01	18
2011-01-01	13
2011-04-01	17
2011-07-01	2.0
2011-10-01	0.0
2012-01-01	4.3
2012-04-01	-5
2012-07-01	-4
2012-10-01	-7
2013-01-01	-11.0
2013-04-01	-5