Career as a coach
| Period | Team | Country | Position | |
|---|---|---|---|---|
| 10/2015 - 06/2028 |  | Linfield FC |  Northern Ireland | Manager |
Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 08/2012 - 06/2013 |  | Bury FC |  England | Forward | 25 |
| 01/2011 - 06/2012 |  | Rangers FC |  Scotland | Forward | 15 |
| 01/2011 - 01/2011 |  | Sunderland AFC | England | Forward | 23 |
| 11/2010 - 01/2011 |  | Doncaster Rovers | England | Forward | 19 |
| 07/2010 - 11/2010 | | Sunderland AFC | England | Forward | 23 |
| 02/2010 - 06/2010 |  | Ipswich Town | England | Forward | 20 |
| 08/2008 - 01/2010 | | Sunderland AFC | England | Forward | 23 |
| 07/2008 - 08/2008 |  | Fulham FC | England | Forward | 31 |
| 07/2007 - 06/2008 | | Fulham FC | England | Forward | 9 |
| 10/2004 - 06/2007 |  | Leeds United | England | Forward | 9 |
| 07/2003 - 10/2004 |  | Preston North End | England | Forward | 11 |
| 01/2003 - 06/2003 |  | Norwich City | England | Forward | |
| 12/2000 - 01/2003 | | Preston North End | England | Forward | |
| 07/2000 - 12/2000 |  | Manchester United | England | Forward | 38 |
| 01/2000 - 06/2000 |  | Port Vale FC | England | Forward | |
| 07/1999 - 12/1999 | | Manchester United | England | Forward | 38 |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Europa League | 2 | - | 2 | - | 14 | - | - | - | - | - | - | » All matches |
| Europa League Qual. | 1 | - | 1 | - | 24 | - | - | - | 1 | - | - | » All matches |
| Premier League | 44 | 15 | 29 | 13 | 1.595 | 5 | - | 1 | 3 | - | - | » All matches |
| Championship | 298 | 222 | 76 | 99 | 20.086 | 81 | 11 | - | 46 | - | 1 | » All matches |
| FA Cup | 19 | 15 | 4 | 3 | 1.457 | 4 | 1 | - | 4 | - | - | » All matches |
| League Cup | 20 | 12 | 8 | 4 | 1.260 | 2 | - | - | 3 | - | - | » All matches |
| League One | 16 | 8 | 8 | 7 | 609 | 1 | 1 | - | - | - | - | » All matches |
| Playoffs | 2 | 1 | 1 | 1 | 101 | - | - | - | - | - | - | » All matches |
| Premiership | 19 | 8 | 11 | 6 | 704 | 4 | - | - | 1 | - | - | » All matches |
| Total | 421 | 281 | 140 | 133 | 25.850 | 97 | 13 | - | 58 | - | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WC Qualifiers Europe | 31 | 29 | 2 | 9 | 2.467 | 9 | 2 | - | 4 | 1 | - | » All matches |
| Friendlies | 35 | 29 | 6 | 17 | 2.382 | 14 | 1 | - | 4 | - | - | » All matches |
| EURO Qualifiers | 29 | 25 | 4 | 14 | 2.179 | 13 | - | - | 5 | - | - | » All matches |
| Total | 95 | 83 | 12 | 40 | 7.028 | 36 | 3 | - | 13 | 1 | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 Friendlies | 1 | 1 | - | - | 90 | 2 | - | - | - | - | - | » All matches |
| U21 EURO Qualifiers | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
| Total | 2 | 2 | - | - | 180 | 2 | - | - | - | - | - |