Year of reporting	Count
2004	2
2005	3
2006	5
2007	4
2008	7
2009	3
2010	4
2011	5
2012	7
2013	14
2014	13
2015	4
2016	5
2017	4
2018	8
2019	8
2020	6
2021	5
2022	8
2023	8

Statistics by the author: Bariaková Zuzana