"Year" "Number of Cases" "2000" "6" "2001" "4" "2002" "5" "2003" "6" "2005" "17" "2006" "3" "2007" "5" "2008" "6" "2009" "14" "2010" "18" "2011" "27" "2012" "22" "2013" "13" "2014" "12"