Year	Percent
1995-01-01	3.5437700000000000
1996-01-01	3.6979500000000000
1997-01-01	8.1921100000000010
1998-01-01	8.7185000000000000
1999-01-01	8.4652600000000000
2000-01-01	6.7535800000000000
2001-01-01	5.8631900000000000
2002-01-01	6.7333000000000000
2003-01-01	5.8775600000000000
2004-01-01	0.5648550000000000
2005-01-01	1.3633500000000000
2006-01-01	1.0138000000000000
2007-01-01	1.0063200000000000
2008-01-01	0.4629050000000000
2009-01-01	1.0898600000000000
2010-01-01	0.5899760000000001
2011-01-01	0.2718250000000000
2012-01-01	0.2085810000000000
2013-01-01	0.1040820000000000