Year of reporting	Count
2006	1
2007	4
2008	7
2009	4
2010	9
2011	14
2012	14
2013	19
2014	18
2015	11
2016	8
2017	10
2018	11
2019	10
2020	7
2021	6
2022	5
2023	7
2024	1

Statistics by the author: Boďa Martin