Year of reporting	Count
2005	2
2006	1
2007	16
2008	30
2009	15
2010	7
2011	12
2012	4
2013	13
2014	12
2015	15
2016	22
2017	9
2018	40
2019	17
2020	22
2021	28
2022	9
2023	4
2024	4

Statistics by the author: Klátik Jaroslav