Statistics by the author: Michal Pavol
| Year of reporting | Count |
|---|---|
| 1991 | 2 |
| 1993 | 1 |
| 1994 | 3 |
| 1995 | 5 |
| 1997 | 6 |
| 1998 | 3 |
| 1999 | 5 |
| 2000 | 3 |
| 2001 | 2 |
| 2002 | 6 |
| 2005 | 3 |
| 2006 | 3 |
| 2007 | 1 |
| 2008 | 1 |
| 2009 | 6 |
| 2010 | 5 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 1 |
| 2017 | 2 |
| Year of reporting | Count |
|---|---|
| 1991 | 2 |
| 1993 | 1 |
| 1994 | 3 |
| 1995 | 5 |
| 1997 | 6 |
| 1998 | 3 |
| 1999 | 5 |
| 2000 | 3 |
| 2001 | 2 |
| 2002 | 6 |
| 2005 | 3 |
| 2006 | 3 |
| 2007 | 1 |
| 2008 | 1 |
| 2009 | 6 |
| 2010 | 5 |
| 2012 | 1 |
| 2013 | 2 |
| 2014 | 1 |
| 2017 | 2 |