Year	Percent
1995-01-01	12
1996-01-01	12
1997-01-01	12
1998-01-01	12
1999-01-01	12
2000-01-01	12
2001-01-01	12
2002-01-01	13
2003-01-01	14
2004-01-01	0
2005-01-01	0
2006-01-01	0
2007-01-01	0
2008-01-01	0
2009-01-01	0
2010-01-01	0
2011-01-01	0
2012-01-01	0
2013-01-01	0