Year Number of Cases
2000 3
2001 6
2002 7
2003 7
2004 6
2005 3
2006 11
2007 13
2008 32
2009 37
2010 61
2011 43
2012 43
2013 51
2014 43
2015 40
2016 59
2017 21
2018 30
2019 25
2020 27
2021 24
2022 30
2023 16