Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 10/2012 - 06/2013 |  | Everton FC |  England | Midfield | 16 |
| 08/2011 - 06/2012 |  | VfL Wolfsburg |  Germany | Midfield | 10 |
| 07/2010 - 06/2011 |  | West Ham United | England | Midfield | 11 |
| 01/2010 - 06/2010 |  | Lazio Roma |  Italy | Midfield | 15 |
| 07/2005 - 01/2010 |  | VfB Stuttgart | Germany | Midfield | 11 |
| 07/2002 - 06/2005 |  | Aston Villa | England | Midfield | 12 |
| 12/2001 - 06/2002 | | Aston Villa | England | Midfield | 21 |
| 10/2001 - 12/2001 |  | Chesterfield FC | England | Midfield | 34 |
| 07/2000 - 10/2001 | | Aston Villa | England | Midfield | 21 |
| 07/1999 - 06/2000 |  | Bayern Munich U19 | Germany | Midfield | |
| 07/1997 - 06/1999 |  | Bayern Munich U17 | Germany | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 7 | 5 | 2 | 1 | 463 | - | - | 1 | - | - | - | » All matches |
| Champions League Qual. | 2 | 2 | - | - | 180 | - | - | - | - | - | - | » All matches |
| Europa League | 15 | 12 | 3 | 1 | 1.105 | 1 | - | - | 2 | - | - | » All matches |
| Europa League Qual. | 2 | 1 | 1 | - | 100 | 1 | - | - | - | - | - | » All matches |
| UI-Cup | 4 | 4 | - | 1 | 343 | - | - | - | - | - | - | » All matches |
| Bundesliga | 131 | 116 | 15 | 39 | 9.850 | 20 | - | 12 | 18 | 1 | 1 | » All matches |
| DFB-Pokal | 17 | 15 | 2 | 3 | 1.497 | 7 | - | - | 3 | - | - | » All matches |
| League Cup | 4 | 3 | 1 | - | 336 | 1 | - | - | 1 | - | - | » All matches |
| Premier League | 117 | 89 | 28 | 19 | 8.168 | 10 | - | 17 | 10 | - | - | » All matches |
| FA Cup | 5 | 2 | 3 | 1 | 214 | 1 | - | - | 1 | - | - | » All matches |
| League Cup | 10 | 4 | 6 | - | 505 | 4 | - | - | 1 | - | - | » All matches |
| League One | 5 | 5 | - | 1 | 449 | - | - | - | - | - | - | » All matches |
| Serie A | 6 | 2 | 4 | 2 | 252 | 1 | - | - | - | - | - | » All matches |
| Total | 325 | 260 | 65 | 68 | 23.462 | 46 | - | 30 | 36 | 1 | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 1 | - | 1 | - | 12 | - | - | - | - | - | - | » All matches |
| WC Qualifiers Europe | 9 | 9 | - | 4 | 732 | 1 | - | 1 | - | - | - | » All matches |
| Friendlies | 26 | 17 | 9 | 7 | 1.522 | 1 | - | 2 | 1 | - | - | » All matches |
| Confederations Cup | 3 | 3 | - | 1 | 248 | - | - | - | - | - | - | » All matches |
| EURO | 5 | 3 | 2 | 2 | 268 | - | - | 1 | - | - | - | » All matches |
| EURO Qualifiers | 8 | 5 | 3 | 1 | 448 | 4 | - | - | - | - | - | » All matches |
| Total | 52 | 37 | 15 | 15 | 3.230 | 6 | - | - | 1 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 Friendlies | 13 | 12 | 1 | 7 | 886 | 2 | - | - | - | - | - | » All matches |
| U21 EURO | 2 | 1 | 1 | 1 | 121 | 1 | - | - | 1 | - | - | » All matches |
| U21 EURO Qualifiers | 5 | 5 | - | 3 | 358 | - | - | - | 1 | - | - | » All matches |
| Total | 20 | 18 | 2 | 11 | 1.365 | 3 | - | - | 2 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 Friendlies | 4 | 4 | - | 1 | 330 | 1 | - | - | - | - | - | » All matches |
| Total | 4 | 4 | - | 1 | 330 | 1 | - | - | - | - | - |