Year of reporting	Count
1994	3
1995	1
1996	2
1997	4
1998	4
1999	8
2000	5
2001	6
2002	2
2004	1
2005	2
2007	2
2008	6
2010	5
2011	2
2012	1
2013	2
2014	1
2015	7
2016	7
2017	1
2018	11
2019	2
2020	2
2021	1
2022	2

Statistics by the author: Čapková Soňa