Year Number of Cases
2002 1
2006 3
2007 4
2008 8
2009 2
2010 7
2011 9
2012 7
2014 6
2015 11
2016 8
2017 5
2018 7
2019 13
2020 9
2021 11
2022 11
2023 10
2024 2