Year Percent 1995 7.052 1996 16.93 1997 15.27 1998 9.397 1999 8.24 2000 8.731 2001 10.37 2002 11.16 2003 14.78 2004 16.52 2005 11.64 2006 10.54 2007 11.07 2008 10.62 2009 9.814 2010 10.48