Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 07/2004 - 06/2009 |  | Hannover 96 |  Germany | Defence | 18 |
| 07/2003 - 06/2004 |  | Manchester City |  England | Defence | 18 |
| 07/1997 - 06/2003 |  | Bayern Munich | Germany | Midfield | 18 |
| 07/1994 - 06/1997 |  | Karlsruher SC | Germany | Midfield | 21 |
| 07/1990 - 06/1994 |  | MSV Duisburg | Germany | Midfield | |
| 07/1987 - 06/1990 |  | SV Hilden-Nord | Germany | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 44 | 37 | 7 | 8 | 3.386 | 4 | - | 1 | 4 | - | - | » All matches |
| Champions League Qual. | 4 | 3 | 1 | 1 | 250 | 1 | - | - | - | - | - | » All matches |
| Europa League | 8 | 8 | - | - | 720 | - | - | - | 1 | - | - | » All matches |
| Europa League Qual. | 1 | 1 | - | 1 | 80 | - | - | - | - | - | - | » All matches |
| UI-Cup | 14 | 12 | 2 | 4 | 1.088 | - | - | - | 3 | - | - | » All matches |
| Bundesliga | 363 | 331 | 32 | 47 | 29.254 | 24 | - | 52 | 74 | 2 | 2 | » All matches |
| 2. Bundesliga | 76 | 73 | 3 | 17 | 6.180 | 11 | - | - | 10 | 1 | - | » All matches |
| DFB-Pokal | 57 | 51 | 6 | 4 | 4.923 | 6 | - | - | 13 | - | - | » All matches |
| League Cup | 10 | 9 | 1 | 2 | 797 | 1 | - | - | 1 | - | - | » All matches |
| Premier League | 32 | 32 | - | 1 | 2.859 | 3 | - | 4 | 6 | - | - | » All matches |
| FA Cup | 4 | 4 | - | - | 360 | 1 | - | - | 1 | - | - | » All matches |
| League Cup | 2 | 2 | - | 1 | 161 | - | - | - | - | - | - | » All matches |
| Total | 615 | 563 | 52 | 86 | 50.058 | 51 | - | 57 | 113 | 3 | 2 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 4 | 3 | 1 | 1 | 281 | - | - | - | 2 | - | - | » All matches |
| WC Qualifiers Europe | 6 | 2 | 4 | 1 | 215 | - | - | - | - | - | - | » All matches |
| Friendlies | 8 | 3 | 5 | - | 442 | - | - | 2 | - | - | - | » All matches |
| EURO Qualifiers | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Total | 19 | 9 | 10 | 2 | 1.028 | - | - | - | 2 | - | - |