Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 10/2023 - 08/2024 |  | Germany |  Germany | Manager |
| 05/2021 - 06/2021 |  | Hamburger SV | Germany | Manager |
| 03/2018 - 12/2018 | | Germany | Germany | Manager |
| 07/2013 - 07/2016 |  | Germany U21 | Germany | Manager |
| 07/2012 - 12/2012 |  | Germany U18 | Germany | Manager |
| 07/2011 - 06/2012 |  | Germany U19 | Germany | Manager |
| 07/2010 - 12/2010 | | Germany U18 | Germany | Manager |
| 11/2009 - 06/2010 | | Germany U19 | Germany | Manager |
| 07/2002 - 06/2010 | | Germany U19 | Germany | Manager |
| 07/2001 - 11/2009 |  | Germany U20 | Germany | Manager |
| 11/2008 - 06/2009 | | Germany U21 | Germany | Manager |
| 07/2008 - 12/2008 | | Germany U20 | Germany | Manager |
| 07/2007 - 06/2008 | | Germany U19 | Germany | Manager |
| 07/2006 - 06/2007 | | Germany U18 | Germany | Manager |
| 07/2005 - 06/2006 | | Germany U19 | Germany | Manager |
| 11/2003 - 12/2003 | | Germany U20 | Germany | Manager |
| 07/2003 - 12/2003 | | Germany U20 | Germany | Manager |
| 07/2000 - 06/2002 | | Germany U18 | Germany | Manager |
| 07/1997 - 09/1997 |  | Samsunspor |  Turkey | Manager |
| 07/1995 - 06/1996 |  | Austria Wien |  Austria | Manager |
| 11/1994 - 02/1995 |  | Dynamo Dresden | Germany | Manager |
| 01/1993 - 06/1993 |  | Hansa Rostock | Germany | Manager |
| 01/1992 - 05/1992 |  | FC Wacker Innsbruck | Austria | Manager |
| 07/1990 - 12/1991 | | FC Wacker Innsbruck | Austria | Ass. Coach |
| 07/1988 - 06/1990 |  | VfL Wolfsburg | Germany | Manager |
| 02/1988 - 06/1988 |  | SC Westtünnen | Germany | Manager |
| 07/1986 - 09/1987 |  | Rot-Weiss Essen | Germany | Manager |
National teams managed
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 02/1988 - 06/1988 | | SC Westtünnen | Germany | Forward | |
| 07/1985 - 06/1986 |  | Borussia Dortmund | Germany | Forward | |
| 07/1983 - 06/1985 |  | Standard Liège |  Belgium | Forward | |
| 07/1978 - 06/1983 | | Hamburger SV | Germany | Forward | |
| 07/1975 - 06/1978 | | Rot-Weiss Essen | Germany | Forward | |
| 07/1972 - 06/1975 | | SC Westtünnen | Germany | Forward | |
| 07/1971 - 06/1972 |  | Hammer SpVg | Germany | Forward |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 19 | 18 | 1 | 1 | 1.654 | 10 | - | - | 1 | - | - | » All matches |
| Europa League | 17 | 17 | - | 1 | 1.503 | 12 | - | - | - | - | - | » All matches |
| Bundesliga | 224 | 217 | 7 | 16 | 19.237 | 136 | 7 | - | 21 | - | - | » All matches |
| 2. Bundesliga | 35 | 34 | 1 | 1 | 3.090 | 41 | 8 | - | 5 | - | - | » All matches |
| DFB-Pokal | 31 | 29 | 2 | 5 | 2.761 | 23 | - | - | 5 | - | - | » All matches |
| Relegation Play-offs Bundesliga | 2 | 2 | - | - | 180 | 1 | 1 | - | 2 | - | - | » All matches |
| Total | 328 | 317 | 11 | 24 | 28.425 | 223 | 16 | - | 34 | - | - |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 5 | 3 | 2 | 1 | 324 | 1 | - | 2 | 1 | - | - | » All matches |
| WC Qualifiers Europe | 3 | 3 | - | - | 270 | - | - | - | - | - | - | » All matches |
| Friendlies | 10 | 8 | 2 | 3 | 716 | 3 | - | - | - | - | - | » All matches |
| EURO | 3 | 3 | - | - | 270 | 2 | - | - | - | - | - | » All matches |
| Total | 21 | 17 | 4 | 4 | 1.580 | 6 | - | 2 | 1 | - | - |
Personal achievements
| Top Scorer | ||
|---|---|---|
 | Bundesliga | 1981/1982 |
 | 2. Bundesliga | 1977/1978 (Nord) |
 | DFB-Pokal | 1980/1981 |