Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 07/2015 - 11/2015 |  | Chesterfield FC |  England | Manager |
| 12/2014 - 06/2015 |  | Crawley Town | England | Manager |
| 01/2013 - 05/2013 |  | Wolverhampton Wanderers | England | Manager |
| 09/2011 - 01/2013 |  | Doncaster Rovers | England | Manager |
| 10/2008 - 06/2011 |  | Wrexham AFC |  Wales | Manager |
Career as a player
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 08/1999 - 05/2001 |  | Bradford City | England | Forward |
| 12/1998 - 08/1999 |  | SL Benfica |  Portugal | Forward |
| 12/1997 - 12/1998 |  | Sheffield United | England | Forward |
| 07/1996 - 12/1997 |  | Nottingham Forest | England | Forward |
| 07/1995 - 07/1996 |  | Galatasaray |  Turkey | Forward |
| 09/1992 - 06/1995 |  | Aston Villa | England | Forward |
| 07/1991 - 09/1992 |  | Liverpool FC | England | Forward |
| 10/1988 - 07/1991 |  | Derby County | England | Forward |
| 03/1987 - 10/1988 |  | Oxford United | England | Forward |
| 08/1985 - 03/1987 |  | Brighton & Hove Albion | England | Forward |
| 03/1985 - 08/1985 |  | Cardiff City | Wales | Forward |
| 06/1982 - 03/1985 |  | Swansea City | Wales | Forward |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Europa League | 13 | 13 | - | 1 | 1.098 | 10 | - | - | - | - | - | » All matches |
| Europa League Qual. | 2 | 2 | - | - | 180 | 2 | - | - | - | - | - | » All matches |
| UI-Cup | 3 | 3 | - | 1 | 250 | - | - | - | - | - | - | » All matches |
| Premier League | 387 | 371 | 16 | 41 | 32.915 | 114 | 22 | 6 | 6 | - | - | » All matches |
| Championship | 51 | 48 | 3 | 4 | 4.272 | 19 | - | - | 4 | - | - | » All matches |
| FA Cup | 43 | 42 | 1 | 4 | 3.835 | 18 | 2 | 3 | - | - | - | » All matches |
| League Cup | 59 | 55 | 4 | 3 | 5.331 | 33 | 3 | 1 | - | - | - | » All matches |
| FA Community Shield | 1 | 1 | - | - | 90 | 1 | - | - | - | - | - | » All matches |
| Primeira Liga | 17 | 12 | 5 | 5 | 1.079 | 5 | - | - | - | - | - | » All matches |
| SüperLig | 24 | 21 | 3 | 2 | 1.938 | 15 | 3 | - | 2 | - | - | » All matches |
| Total | 600 | 568 | 32 | 61 | 50.988 | 217 | 30 | - | 12 | - | - |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WC Qualifiers Europe | 26 | 24 | 2 | 5 | 2.126 | 10 | 1 | - | 1 | - | - | » All matches |
| Friendlies | 28 | 23 | 5 | 8 | 2.129 | 7 | - | - | - | - | - | » All matches |
| EURO Qualifiers | 21 | 20 | 1 | 6 | 1.665 | 5 | - | - | - | - | 1 | » All matches |
| Total | 75 | 67 | 8 | 19 | 5.920 | 22 | 1 | - | 1 | - | 1 |
Personal achievements
| Top Scorer | ||
|---|---|---|
 | Europa League | 1991/1992 |