| 1 | A | B | C | D | E | F | G | H | I |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 2 | coaching record |  |  |  |  |  |  |  |  |
| 3 | team | from | to | record |  |  |  |  |  |
| 4 |  |  |  | m | w | d | l | win % | ref |
| 5 | asc schoppingen | 1 july 1987 | 30 june 1992 | 151 | 63 | 51 | 37 | 41.72 | none |
| 6 | sc verl | 1 july 1992 | 1 februar 1994 | 52 | 26 | 16 | 10 | 50.00 | none |
| 7 | vfl bochum | 26 october 1999 | 23 december 1999 | 9 | 6 | 1 | 2 | 66.67 | none |
| 8 | vfl bochum | 1 july 2001 | 3 december 2001 | 16 | 7 | 6 | 3 | 43.75 | none |
| 9 | msv duisburg | 4 november 2002 | 20 november 2002 | 7 | 5 | 0 | 2 | 71.43 | none |
| 10 | lr ahlen | 1 july 2006 | 29 october 2006 | 14 | 4 | 2 | 8 | 28.57 | none |
| 11 | total |  |  | 111 | 54 | 29 | 28 | 48.65 | - |

Question: when has bernard dietz been a coach of asc schoppingen?
Answer: 1 july 1987, 30 june 1992