Year of reporting	Count
1995	1
1997	7
1998	5
2000	6
2001	9
2002	6
2003	1
2004	1
2005	2
2006	3
2007	2
2008	2
2009	6
2010	6
2011	10
2012	4
2013	7
2014	5
2015	5
2016	6
2017	6
2018	3
2019	4

Statistics by the author: Fobel Pavel