Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 09/2004 - 12/2004 |  | Thailand |  Thailand | Manager |
| 07/2001 - 08/2003 |  | Malta |  Malta | Manager |
| 07/1996 - 06/1998 |  | 1. FC Lok Leipzig |  Germany | Manager |
| 01/1995 - 12/1995 |  | Gamba Osaka |  Japan | Manager |
| 07/1993 - 11/1994 |  | Dynamo Dresden | Germany | Manager |
| 05/1991 - 06/1993 |  | FC Admira Wacker |  Austria | Manager |
| 07/1989 - 06/1990 |  | Galatasaray |  Turkey | Manager |
| 02/1986 - 09/1989 |  | Iceland |  Iceland | Manager |
| 02/1984 - 06/1984 |  | BV 08 Lüttringhausen | Germany | Manager |
| 07/1981 - 01/1983 |  | FC Schalke 04 | Germany | Manager |
National teams managed
| Season | Team | Position | |
|---|---|---|---|
| WC Qualifiers Asia 2004/2005 | | Thailand | Manager |
| Friendlies 2004 | | Thailand | Manager |
| Friendlies 2003 | | Malta | Manager |
| EURO Qualifiers 2002/2003 | | Malta | Manager |
| Friendlies 2002 | | Malta | Manager |
| Friendlies 2001 | | Malta | Manager |
| WC Qualifiers Europe 2000/2001 | | Malta | Manager |
| WC Qualifiers Europe 1988/1989 | | Iceland | Manager |
| Friendlies 1988 | | Iceland | Manager |
| Friendlies 1987 | | Iceland | Manager |
| EURO Qualifiers 1986/1987 | | Iceland | Manager |
| Friendlies 1986 | | Iceland | Manager |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 10/1979 - 06/1981 |  | KFC Uerdingen 05 | Germany | Forward | |
| 07/1979 - 10/1979 |  | Preußen Münster | Germany | Forward | |
| 07/1977 - 06/1979 |  | Borussia Dortmund | Germany | Forward | |
| 07/1971 - 06/1977 |  | Kickers Offenbach | Germany | Forward | |
| 07/1965 - 06/1971 | | Borussia Dortmund | Germany | Forward | |
| 07/1963 - 06/1965 | | Kickers Offenbach | Germany | Forward |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Cup Winners Cup | 11 | 11 | - | - | 1.020 | 5 | - | - | - | - | - | » All matches |
| Bundesliga | 422 | 417 | 5 | 13 | 37.400 | 72 | - | - | 10 | - | - | » All matches |
| 2. Bundesliga | 49 | 49 | - | 1 | 4.390 | 4 | - | - | 3 | - | - | » All matches |
| DFB-Pokal | 47 | 47 | - | 3 | 4.404 | 8 | - | - | 1 | - | - | » All matches |
| Aufstiegsrunde 1. Bundesliga | 8 | 8 | - | 1 | 701 | 2 | - | - | - | - | - | » All matches |
| Regionalliga Süd (1963-1974) | 66 | 66 | - | - | 5.940 | 25 | - | - | - | - | - | » All matches |
| Total | 603 | 598 | 5 | 18 | 53.855 | 116 | - | - | 14 | - | - |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 9 | 8 | 1 | - | 807 | 1 | - | 5 | - | - | - | » All matches |
| WC Qualifiers Europe | 5 | 5 | - | 1 | 437 | 1 | - | - | - | - | - | » All matches |
| Friendlies | 22 | 18 | 4 | 5 | 1.598 | 3 | - | - | - | - | - | » All matches |
| EURO Qualifiers | 5 | 4 | 1 | - | 378 | - | - | - | - | - | - | » All matches |
| Total | 41 | 35 | 6 | 6 | 3.220 | 5 | - | 5 | - | - | - |