Quarter	Percent
1995-07-01	4.7700
1995-10-01	8.5000
1996-01-01	8.4000
1996-04-01	12.7000
1996-07-01	12.0800
1996-10-01	1.6800
1997-01-01	32.8300
1997-10-01	13.0000
1998-01-01	7.5800
1998-04-01	10.2500
1998-07-01	40.0000
1998-10-01	18.4000
1999-01-01	1.0000
1999-04-01	1.2500
1999-07-01	10.7300
1999-10-01	3.7700
2000-01-01	7.6500
2000-04-01	8.1600
2000-07-01	7.0300
2000-10-01	6.4600
2001-01-01	8.7500
2001-04-01	6.0100
2001-07-01	8.2200
2001-10-01	6.5400
2002-01-01	6.6100
2002-04-01	7.8400
2002-07-01	6.4700
2002-10-01	4.9000
2003-01-01	4.9000
2003-04-01	4.8400
2003-07-01	4.7500
2003-10-01	4.5000
2004-01-01	3.9800
2004-04-01	5.9200
2004-07-01	4.1200
2004-10-01	2.8400
2005-01-01	1.8700
2005-04-01	2.3400
2005-07-01	1.9800
2005-10-01	1.9500
2006-01-01	2.4600
2006-04-01	4.7100
2006-07-01	5.9400
2006-10-01	3.2500
2007-01-01	2.2600
2007-04-01	5.2600
2007-07-01	2.1200
2007-10-01	2.1200
2008-01-01	2.0000
2008-04-01	4.0400
2008-07-01	2.1700
2008-10-01	1.3800
2009-01-01	1.0620
2009-04-01	0.6980
2009-07-01	0.3632
2009-10-01	0.3546
2010-01-01	0.3477
2010-04-01	0.3543
2010-07-01	0.4536
2010-10-01	0.4981
2011-01-01	0.6587
2011-04-01	1.1240
2011-07-01	1.0055
2011-10-01	0.6270
2012-01-01	0.3567
2012-04-01	0.3320
2012-07-01	0.0993
2012-10-01	0.0734
2013-01-01	0.0670
2013-04-01	0.0862
2013-07-01	0.0803
2013-10-01	0.1686
2014-01-01	0.1919
2014-04-01	0.0758
2014-07-01	0.0066
2014-10-01	-0.0301
2015-01-01	-0.0504
2015-04-01	-0.1185
2015-07-01	-0.1357
2015-10-01	-0.1990
2016-01-01	-0.2877
2016-04-01	-0.3325
2016-07-01	-0.3430
2016-10-01	-0.3504
2017-01-01	-0.3535
2017-04-01	-0.3587
2017-07-01	-0.3581
2017-10-01	-0.3423
2018-01-01	-0.3639
2018-04-01	-0.3618
2018-07-01	-0.3627