Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 01/2021 - 09/2022 |  | Burton Albion |  England | Manager |
| 09/2017 - 04/2018 |  | Northampton Town | England | Manager |
| 12/2015 - 11/2016 |  | Queens Park Rangers | England | Manager |
| 11/2014 - 12/2015 | | Burton Albion | England | Manager |
| 07/2013 - 06/2014 |  | Royal Antwerp FC |  Belgium | Manager |
| 07/2011 - 06/2012 |  | Nottingham Forest (R) | England | Manager |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 08/2007 - 09/2008 |  | Cardiff City |  Wales | Forward | 36 |
| 07/2006 - 06/2007 |  | Charlton Athletic | England | Forward | 18 |
| 07/2005 - 06/2006 |  | Middlesbrough FC | England | Forward | 9 |
| 07/2004 - 06/2005 | | Middlesbrough FC | England | Forward | 18 |
| 07/2000 - 06/2004 |  | Chelsea FC | England | Forward | 9 |
| 07/1999 - 06/2000 |  | Atlético Madrid |  Spain | Forward | 17 |
| 07/1997 - 06/1999 |  | Leeds United | England | Forward | |
| 07/1996 - 06/1997 |  | Boavista |  Portugal | Forward | |
| 01/1993 - 06/1996 |  | Campomaiorense | Portugal | Forward | |
| 01/1991 - 07/1993 |  | AZ Alkmaar |  Netherlands | Forward | |
| 07/1990 - 12/1990 |  | Telstar | Netherlands | Forward |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 7 | 3 | 4 | 2 | 353 | 1 | - | 2 | 1 | - | - | » All matches |
| Champions League Qual. | 1 | 1 | - | - | 90 | 1 | - | - | - | - | - | » All matches |
| Europa League | 42 | 37 | 5 | 13 | 3.355 | 19 | - | - | 6 | - | - | » All matches |
| Premier League | 288 | 244 | 44 | 71 | 21.639 | 127 | 14 | 57 | 43 | - | 2 | » All matches |
| Championship | 36 | 33 | 3 | 20 | 2.736 | 7 | - | - | 3 | - | 1 | » All matches |
| FA Cup | 39 | 37 | 2 | 12 | 3.245 | 16 | 1 | - | 6 | - | - | » All matches |
| League Cup | 24 | 23 | 1 | 9 | 1.890 | 13 | 1 | - | 1 | - | 2 | » All matches |
| FA Community Shield | 1 | 1 | - | - | 90 | 1 | - | - | - | - | - | » All matches |
| KNVB beker | 3 | 1 | 2 | 1 | 193 | 1 | - | - | - | - | - | » All matches |
| Primeira Liga | 60 | 49 | 11 | 7 | 4.693 | 32 | 1 | - | 10 | 1 | - | » All matches |
| Taça | 1 | - | 1 | - | 13 | - | - | - | - | - | - | » All matches |
| Primera División | 34 | 34 | - | 2 | 2.966 | 24 | 4 | - | 7 | - | 1 | » All matches |
| Copa del Rey | 6 | 6 | - | 3 | 475 | 4 | - | - | 4 | - | - | » All matches |
| Total | 542 | 469 | 73 | 140 | 41.738 | 246 | 21 | 59 | 81 | 1 | 6 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 2 | 1 | 1 | 1 | 76 | - | - | - | - | - | - | » All matches |
| WC Qualifiers Europe | 6 | 4 | 2 | 3 | 383 | 3 | 1 | - | - | - | - | » All matches |
| Friendlies | 13 | 6 | 7 | 3 | 686 | 5 | 1 | - | - | - | 1 | » All matches |
| EURO Qualifiers | 2 | - | 2 | - | 32 | 1 | - | - | - | - | - | » All matches |
| Total | 23 | 11 | 12 | 7 | 1.177 | 9 | 2 | - | - | - | 1 |
