Year Number of Cases
2000 1
2001 3
2002 1
2005 4
2007 1
2008 3
2009 1
2010 4
2012 1
2013 1
2014 1
2015 1
2016 3
2017 2
2018 1
2019 1
2020 4
2021 1
2022 1
2023 1