Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 07/2010 - 06/2012 |  | Bayer Leverkusen |  Germany | Midfield | 13 |
| 07/2006 - 06/2010 |  | Chelsea FC |  England | Midfield | 13 |
| 07/2002 - 06/2006 |  | Bayern Munich | Germany | Midfield | 13 |
| 07/1999 - 06/2002 | | Bayer Leverkusen | Germany | Midfield | 13 |
| 07/1997 - 06/1999 |  | 1. FC Kaiserslautern | Germany | Midfield | 3 |
| 08/1997 - 06/1998 |  | 1. FC Kaiserslautern II | Germany | Midfield | |
| 07/1995 - 06/1997 |  | Chemnitzer FC | Germany | Midfield | |
| 07/1994 - 06/1996 |  | Chemnitzer FC II | Germany | Midfield | |
| 07/1993 - 06/1994 |  | Chemnitzer FC U19 | Germany | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 93 | 90 | 3 | 17 | 7.993 | 16 | 2 | 10 | 18 | - | - | » All matches |
| Champions League Qual. | 3 | 3 | - | 1 | 260 | 1 | - | - | - | - | - | » All matches |
| Europa League | 4 | 3 | 1 | 1 | 300 | 3 | - | - | - | - | - | » All matches |
| Europa League Qual. | 1 | - | 1 | - | 45 | 1 | 1 | - | - | - | - | » All matches |
| Bundesliga | 267 | 233 | 34 | 44 | 20.892 | 77 | 8 | 47 | 80 | 5 | - | » All matches |
| 2. Bundesliga | 15 | 5 | 10 | 3 | 492 | - | - | - | 3 | - | - | » All matches |
| DFB-Pokal | 30 | 27 | 3 | 2 | 2.682 | 10 | 2 | 4 | 10 | - | - | » All matches |
| Regionalliga Nordost (1994-2000) | 34 | 34 | - | 3 | 3.020 | 10 | - | - | 7 | - | - | » All matches |
| Regionalliga West/Südwest (1994-2000) | 17 | 17 | - | 3 | 1.387 | 8 | 2 | - | 4 | - | - | » All matches |
| League Cup | 6 | 5 | 1 | 1 | 508 | 4 | 2 | - | - | - | - | » All matches |
| Premier League | 105 | 87 | 18 | 22 | 7.842 | 17 | 2 | 11 | 19 | 1 | 1 | » All matches |
| FA Cup | 15 | 12 | 3 | 3 | 1.111 | 5 | - | - | 2 | - | - | » All matches |
| League Cup | 12 | 9 | 3 | 4 | 849 | - | - | - | 1 | - | - | » All matches |
| FA Community Shield | 2 | 1 | 1 | 1 | 81 | - | - | - | 1 | - | - | » All matches |
| Total | 604 | 526 | 78 | 105 | 47.462 | 152 | 19 | 72 | 145 | 6 | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 11 | 11 | - | - | 1.050 | 3 | - | 5 | 4 | - | - | » All matches |
| WC Qualifiers Europe | 15 | 15 | - | 2 | 1.281 | 7 | 3 | 2 | 3 | - | - | » All matches |
| WC Qualifiers Play-offs | 2 | 2 | - | - | 180 | 3 | - | - | - | - | - | » All matches |
| Friendlies | 42 | 39 | 3 | 10 | 3.430 | 15 | 2 | 11 | 5 | - | - | » All matches |
| Confederations Cup | 6 | 5 | 1 | - | 501 | 4 | 3 | 2 | 1 | - | - | » All matches |
| EURO | 11 | 10 | 1 | 1 | 875 | 3 | - | - | 4 | - | - | » All matches |
| EURO Qualifiers | 11 | 11 | - | 1 | 946 | 7 | 2 | 2 | 1 | - | - | » All matches |
| Total | 98 | 93 | 5 | 14 | 8.263 | 42 | 10 | 22 | 18 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 Friendlies | 7 | 6 | 1 | 3 | 496 | 1 | - | - | - | - | - | » All matches |
| U21 EURO | 3 | 3 | - | - | 300 | - | - | - | 1 | - | - | » All matches |
| U21 EURO Qualifiers | 8 | 8 | - | 1 | 702 | 3 | - | 1 | - | - | - | » All matches |
| Total | 18 | 17 | 1 | 4 | 1.498 | 4 | - | - | 1 | - | - |