Year Percent 1990 61.11 1991 61.11 1992 61.11 1993 61.11 1994 61.11 1995 61.11 1996 61.11 1997 61.11 1998 61.11 1999 61.11 2000 61.11 2001 61.11 2002 61.11 2003 61.11 2004 61.11 2005 61.11 2006 61.11 2007 61.11 2008 61.11 2009 61.11 2010 61.11 2011 61.11 2012 61.11 2013 61.11 2014 61.11 2015 61.11