Year of reporting	Count
2002	4
2003	3
2004	2
2005	2
2007	7
2008	5
2009	12
2010	12
2011	5
2013	16
2014	9
2015	14
2016	16
2017	13
2018	11
2019	9
2020	4
2021	4
2022	13
2023	7

Statistics by the author: Bitušík Peter