"Year" "Number of Cases" "2000" "8" "2001" "3" "2002" "2" "2003" "3" "2004" "5" "2005" "2" "2006" "9" "2007" "2" "2008" "2" "2009" "4" "2010" "2" "2011" "11" "2012" "1" "2013" "5"