"Year" "Number of Cases" "2000" "6" "2001" "5" "2002" "4" "2003" "2" "2004" "1" "2005" "2" "2006" "3" "2007" "7" "2008" "4" "2009" "7" "2010" "5" "2011" "3" "2012" "6" "2013" "4" "2014" "1"