From
Rotenburg, Germany
1997
| July | Straubing, Germany | German Championship 1997 Open | 12. | |
1996
| July | Schwaigern, Germany | German Championship 1996 Open | 14. | |
1995
| July | Rotenburg, Germany | German Championship 1995 Open | 9. | |
1994
| July | Leipzig, Germany | German Championship 1994 Open | 11. | |
1993
| July | Göttingen, Germany | German Championship 1993 Open | 7. | |
1992
| July | Herne, Germany | German Championship 1992 Open | 6. | |
1986
| July | Stockstadt, Germany | German Championship 1986 Open | 1. | |
1984
| July | Stockstadt, Germany | German Championship 1984 Open | 3. | |
1983
| July | Rotenburg, Germany | German Championship 1983 Open | 1. | |
1982
| July | Frankfurt, Germany | German Championship 1982 Open | 1. | |
1981
| July | Duisburg, Germany | German Championship 1981 Open | 2. | |