Year	Percent
1992-01-01	3.45294000000000030
1993-01-01	3.10181000000000000
1994-01-01	1.96199000000000010
1995-01-01	1.35563000000000000
1996-01-01	1.17403000000000000
1997-01-01	1.06273000000000000
1998-01-01	0.93578700000000000
1999-01-01	3.63144000000000000
2000-01-01	2.87363000000000000
2001-01-01	2.71945000000000000
2002-01-01	1.50550000000000000
2003-01-01	1.26597000000000000
2004-01-01	1.04510000000000000
2005-01-01	0.84832900000000010
2006-01-01	0.84832900000000010
2007-01-01	0.31289400000000000
2008-01-01	0.24310000000000000
2009-01-01	0.29549300000000000
2010-01-01	0.15842400000000000
2011-01-01	0.48778000000000000
2012-01-01	0.35120500000000004
2013-01-01	0.88358900000000000
2014-01-01	1.28023000000000000
2015-01-01	1.70658000000000000
2016-01-01	2.17260999999999970