Year Percent 1995 7.051 1996 7.051 1997 7.051 1998 7.051 1999 5.403 2000 4.22 2001 3.201 2002 3.113 2003 5.114 2004 7.834 2005 6.413 2006 7.059 2007 9.193 2008 7.745 2009 5.94 2010 4.406