Year Number of Cases
2000 6
2002 1
2004 4
2005 1
2006 1
2007 4
2008 6
2009 10
2010 10
2011 3
2012 6
2013 6
2014 3
2015 10
2016 17
2017 9
2018 5
2019 19
2020 11
2021 12
2022 14
2023 17
2024 4