Year	Percent
2002-01-01	0.0000000000000000
2003-01-01	1.3245030000000000
2004-01-01	2.7897000000000000
2005-01-01	1.0183300000000000
2006-01-01	3.0237580000000004
2007-01-01	1.7889090000000000
2008-01-01	1.2968300000000000
2009-01-01	0.6112469000000000
2010-01-01	1.0706639999999998
2011-01-01	0.6233304000000001
2012-01-01	0.4724410000000000
