Year	Percent
1996-01-01	10.161900000000000
1997-01-01	9.041220000000000
1998-01-01	9.206760000000001
1999-01-01	9.669380000000000
2000-01-01	9.296100000000000
2001-01-01	8.365580000000000
2002-01-01	8.844230000000000
2003-01-01	5.892130000000000
2004-01-01	9.540870000000000
2005-01-01	7.299919999999999
2006-01-01	8.689350000000000
2007-01-01	9.118960000000001
2008-01-01	10.551100000000000
2009-01-01	10.935200000000000
2010-01-01	10.519500000000000
2011-01-01	11.208700000000000
2012-01-01	10.245100000000000
2013-01-01	9.827510000000000
2014-01-01	9.307190000000000
2015-01-01	7.895140000000000
2016-01-01	9.027750000000000
