Year Percent 1995 6.87 1996 6.885 1997 8.463 1998 9.017 1999 8.385 2000 8.407 2001 9.761 2002 9.566 2003 9.288 2004 9.269 2005 8.889 2006 8.583 2007 10.53 2008 10.53 2009 10.53 2010 10.53