Year of reporting	Count
1996	1
1998	3
1999	3
2000	3
2001	2
2002	4
2003	2
2004	2
2005	4
2006	1
2007	2
2008	2
2009	6
2010	7
2011	5
2012	5
2013	7
2014	2
2018	1

Statistics by the author: Palovičová Júlia