Statistics by the author: Janek Marián
| Year of reporting | Count |
|---|---|
| 1994 | 1 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 3 |
| 2002 | 1 |
| 2003 | 1 |
| 2006 | 4 |
| 2007 | 2 |
| 2011 | 1 |
| 2013 | 1 |
| 2015 | 3 |
| Year of reporting | Count |
|---|---|
| 1994 | 1 |
| 1995 | 2 |
| 1996 | 3 |
| 1997 | 2 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 3 |
| 2002 | 1 |
| 2003 | 1 |
| 2006 | 4 |
| 2007 | 2 |
| 2011 | 1 |
| 2013 | 1 |
| 2015 | 3 |