Quarter	Net Percent
1990-01-01	-36
1990-04-01	-46
1990-07-01	-64
1990-10-01	-62
1991-01-01	-81
1991-04-01	-72
1991-07-01	-80
1991-10-01	-73
1992-01-01	-68
1992-04-01	-62
1992-07-01	-79
1992-10-01	-41
1993-01-01	-41
1993-04-01	-41
1993-07-01	-61
1993-10-01	-36
1994-01-01	-13
1994-04-01	-15
1994-07-01	-4
1994-10-01	35
1995-01-01	32
1995-04-01	36
1995-07-01	-9
1995-10-01	28
1996-01-01	40
1996-04-01	-31
1996-07-01	-74
1996-10-01	-25
1997-01-01	-35
1997-04-01	-30
1997-07-01	-56
1997-10-01	-57
1998-01-01	-35
1998-04-01	-81
1998-07-01	-84
1998-10-01	-85
1999-01-01	-92
1999-04-01	-75
1999-07-01	-24
1999-10-01	5
2000-01-01	-20
2000-04-01	-50
2000-07-01	-31
2000-10-01	-62
2001-01-01	-46
2001-04-01	-34
2001-07-01	-49
2001-10-01	-28
2002-01-01	-41
2002-04-01	18
2002-07-01	18
2002-10-01	-1
2003-01-01	-24
2003-04-01	-9
2003-07-01	-14
2003-10-01	-8
2004-01-01	5
2004-04-01	12
2004-07-01	-1
2004-10-01	43
2005-01-01	2
2005-04-01	15
2005-07-01	32
2005-10-01	21
2006-01-01	14
2006-04-01	31
2006-07-01	-6
2006-10-01	28
2007-01-01	26
2007-04-01	22
2007-07-01	6
2007-10-01	-30
2008-01-01	-32
2008-04-01	-32
2008-07-01	-35
2008-10-01	-29
2009-01-01	-39
2009-04-01	-35
2009-07-01	-42
2009-10-01	-47
2010-01-01	-13
2010-04-01	-25
2010-07-01	-16
2010-10-01	-2
2011-01-01	10
2011-04-01	0
2011-07-01	-17
2011-10-01	15
2012-01-01	6
2012-04-01	-28
2012-07-01	-39
2012-10-01	-28
2013-01-01	-39
2013-04-01	-13
2013-07-01	-24
2013-10-01	-20