Year of reporting	Count
1997	1
1998	4
1999	5
2000	5
2001	2
2002	11
2003	4
2004	4
2005	2
2007	5
2008	6
2009	2
2010	15
2011	1
2012	5
2013	2
2015	1
2016	4
2017	2
2018	2
2019	1
2020	5
2022	3
2023	3

Statistics by the author: Šuch Juraj