Year	Percent
1998-01-01	0.09668099999999999
1999-01-01	0.09668099999999999
2000-01-01	0.09668099999999999
2001-01-01	0.09132000000000000
2002-01-01	0.09132000000000000
2003-01-01	0.09132000000000000
2004-01-01	0.09132000000000000
2005-01-01	0.09132000000000000
2006-01-01	1.05510000000000000
2007-01-01	0.62263500000000000
2008-01-01	0.56765800000000000