Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 02/2009 - 06/2009 |  | Sekondi Eleven Wise |  Ghana | Ass. Coach |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 03/2007 - 06/2007 |  | Jomo Cosmos |  South Africa | Midfield | |
| 12/2005 - 03/2007 |  | Asante Kotoko | Ghana | Midfield | |
| 02/2005 - 11/2005 |  | Al Nasr SC |  UA Emirates | Midfield | |
| 07/2001 - 01/2005 |  | Shandong Taishan |  China | Midfield | |
| 07/1999 - 06/2001 |  | SpVgg Greuther Fürth |  Germany | Midfield | 10 |
| 07/1998 - 06/1999 |  | União Leiria |  Portugal | Midfield | |
| 01/1998 - 06/1998 |  | MKE Ankaragücü |  Turkey | Midfield | |
| 07/1997 - 12/1997 |  | Unión de Santa Fe |  Argentina | Midfield | |
| 07/1996 - 06/1997 |  | Venezia FC |  Italy | Midfield | |
| 07/1995 - 06/1996 |  | Coventry City |  England | Midfield | |
| 07/1994 - 06/1995 |  | Aston Villa | England | Midfield | |
| 07/1993 - 06/1994 |  | PSV Eindhoven |  Netherlands | Midfield | |
| 07/1990 - 06/1993 |  | RSC Anderlecht |  Belgium | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 4 | 2 | 2 | 2 | 227 | 1 | - | - | - | - | - | » All matches |
| Europa League | 3 | 3 | - | - | 270 | 1 | - | - | - | - | - | » All matches |
| Pro League | 30 | 17 | 13 | 12 | 1.724 | 9 | - | - | 4 | - | - | » All matches |
| 2. Bundesliga | 37 | 8 | 29 | 8 | 1.134 | 5 | - | - | 2 | - | - | » All matches |
| DFB-Pokal | 5 | 1 | 4 | 1 | 111 | 1 | - | - | - | - | - | » All matches |
| Premier League | 12 | 4 | 8 | 3 | 554 | - | - | 1 | 3 | - | - | » All matches |
| FA Cup | 1 | - | 1 | - | 36 | - | - | - | - | - | - | » All matches |
| League Cup | 7 | 5 | 2 | - | 480 | 5 | - | - | - | - | - | » All matches |
| Serie B | 5 | - | 5 | - | 153 | - | - | - | - | - | 1 | » All matches |
| Eredivisie | 22 | 19 | 3 | 11 | 1.530 | 10 | - | - | 3 | - | - | » All matches |
| KNVB beker | 2 | 1 | 1 | - | 125 | - | - | - | - | - | - | » All matches |
| Primeira Liga | 7 | 2 | 5 | 2 | 171 | - | - | - | - | - | - | » All matches |
| SüperLig | 10 | 4 | 6 | 2 | 423 | 1 | - | - | 2 | - | - | » All matches |
| Total | 145 | 66 | 79 | 41 | 6.938 | 33 | - | - | 14 | - | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Friendlies | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Olympic Games | 6 | 6 | - | 2 | 489 | - | - | - | 1 | - | - | » All matches |
 | Africa Cup | 9 | 7 | 2 | 3 | 715 | - | - | - | - | - | 1 | » All matches |
| Total | 16 | 14 | 2 | 5 | 1.294 | - | - | - | 1 | - | 1 | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 6 | 6 | - | - | 540 | 1 | - | - | 1 | - | - | » All matches |
| Total | 6 | 6 | - | - | 540 | 1 | - | - | 1 | - | - |
Personal achievements
| Top Scorer | ||
|---|---|---|
 | U17 World Cup | 1991 |