"Year" "Number of Cases" "2000" "5" "2001" "12" "2002" "8" "2003" "2" "2004" "5" "2005" "3" "2006" "6" "2007" "22" "2008" "14" "2009" "15" "2010" "11" "2011" "5" "2012" "1" "2013" "5" "2014" "6"