Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 05/2015 - 12/2017 |  | Colorado Rapids |  USA | Forward | 9 |
| 01/2015 - 05/2015 |  | Wolverhampton Wanderers |  England | Forward | 16 |
| 09/2014 - 01/2015 |  | Crystal Palace | England | Forward | 9 |
| 07/2014 - 08/2014 | | Wolverhampton Wanderers | England | Forward | |
| 01/2014 - 06/2014 |  | Queens Park Rangers | England | Forward | 14 |
| 07/2009 - 01/2014 | | Wolverhampton Wanderers | England | Forward | 29 |
| 07/2006 - 06/2009 |  | Reading FC | England | Forward | 9 |
| 06/2005 - 06/2006 | | Reading FC | England | Forward | |
| 07/2003 - 06/2005 |  | Cork City |  Ireland | Forward | |
| 07/2001 - 06/2003 |  | St Patrick's Athletic | Ireland | Forward |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | UI-Cup | 6 | 6 | - | 1 | 540 | 2 | - | - | - | - | - | » All matches |
| Premier League | 164 | 146 | 18 | 37 | 12.968 | 37 | 6 | 19 | 11 | - | - | » All matches |
| Championship | 143 | 128 | 15 | 33 | 11.398 | 47 | 1 | - | 12 | - | - | » All matches |
| FA Cup | 12 | 5 | 7 | 5 | 543 | 3 | 1 | - | - | - | - | » All matches |
| League Cup | 13 | 6 | 7 | 6 | 632 | 2 | - | - | - | - | - | » All matches |
| League One | 23 | 16 | 7 | 8 | 1.527 | 3 | - | - | 1 | - | - | » All matches |
| Playoffs | 4 | 3 | 1 | 3 | 182 | - | - | - | - | - | - | » All matches |
| Major League Soccer | 75 | 67 | 8 | 15 | 6.018 | 17 | 2 | 3 | 15 | - | - | » All matches |
| U.S. Open Cup | 2 | - | 2 | - | 61 | - | - | - | - | - | - | » All matches |
| Total | 442 | 377 | 65 | 108 | 33.869 | 111 | 10 | - | 39 | - | - |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WC Qualifiers Europe | 11 | 10 | 1 | 5 | 854 | 3 | - | - | - | - | - | » All matches |
| WC Qualifiers Play-offs | 2 | 2 | - | 1 | 161 | - | - | - | - | - | - | » All matches |
| Friendlies | 29 | 23 | 6 | 22 | 1.637 | 5 | - | - | 1 | - | - | » All matches |
| EURO | 2 | 2 | - | 2 | 130 | - | - | - | - | - | - | » All matches |
| EURO Qualifiers | 18 | 16 | 2 | 11 | 1.243 | 6 | - | - | 1 | 1 | - | » All matches |
| Total | 62 | 53 | 9 | 41 | 4.025 | 14 | - | - | 2 | 1 | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 EURO Qualifiers | 5 | 3 | 2 | 2 | 285 | 2 | - | - | - | - | - | » All matches |
| Total | 5 | 3 | 2 | 2 | 285 | 2 | - | - | - | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 3 | 1 | 2 | - | 131 | 1 | - | - | 1 | - | - | » All matches |
| Total | 3 | 1 | 2 | - | 131 | 1 | - | - | 1 | - | - |