Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 10/2012 - 01/2013 |  | Melbourne City FC |  Australia | Midfield | 31 |
| 08/2008 - 06/2012 |  | Blackburn Rovers |  England | Midfield | 11 |
| 07/2007 - 08/2008 |  | Torino FC |  Italy | Midfield | 13 |
| 07/2005 - 06/2007 |  | Parma Calcio 1913 | Italy | Midfield | 13 |
| 07/2004 - 06/2005 | | Parma Calcio 1913 | Italy | Midfield | 33 |
| 07/2001 - 06/2004 |  | Empoli FC | Italy | Midfield | 13 |
| 07/1999 - 06/2001 |  | Ternana Calcio | Italy | Midfield | |
| 11/1998 - 06/1999 | | Empoli FC | Italy | Midfield | 25 |
| 07/1997 - 10/1998 |  | Carlton SC | Australia | Midfield | |
| 07/1996 - 06/1997 |  | Canberra Cosmos | Australia | Midfield | |
| 01/1996 - 06/1996 |  | FFA CoE | Australia | Midfield | |
| 01/1995 - 12/1995 |  | Springvale White Eagles | Australia | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Europa League | 11 | 10 | 1 | 3 | 870 | - | - | - | 5 | - | - | » All matches |
| Premier League | 38 | 29 | 9 | 13 | 2.510 | - | - | - | 8 | 1 | - | » All matches |
| FA Cup | 3 | 2 | 1 | 1 | 171 | - | - | - | - | - | - | » All matches |
| League Cup | 4 | 2 | 2 | 1 | 254 | - | - | - | 1 | - | - | » All matches |
| Serie A | 174 | 153 | 21 | 36 | 13.438 | 4 | 1 | - | 38 | 2 | - | » All matches |
| Serie B | 59 | 44 | 15 | 25 | 3.695 | - | - | - | 17 | - | 1 | » All matches |
| Coppa Italia | 10 | 9 | 1 | 1 | 855 | - | - | - | 2 | - | - | » All matches |
| A-League | 37 | 28 | 9 | 13 | 2.318 | 2 | - | - | - | - | - | » All matches |
| Total | 336 | 277 | 59 | 93 | 24.111 | 6 | 1 | - | 71 | 3 | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 5 | 5 | - | 2 | 379 | - | - | - | 2 | - | - | » All matches |
| WC Qualifiers Asia | 7 | 6 | 1 | 2 | 507 | - | - | - | 2 | - | - | » All matches |
| WC Qualifiers Oceania | 6 | 5 | 1 | - | 470 | - | - | - | 1 | - | - | » All matches |
| WC Qualifiers Play-offs | 2 | 2 | - | - | 210 | - | - | - | - | - | - | » All matches |
| Friendlies | 21 | 16 | 5 | 6 | 1.333 | - | - | - | 7 | - | - | » All matches |
| Olympic Games | 3 | 3 | - | 2 | 206 | - | - | - | - | - | - | » All matches |
 | Asian Cup | 4 | 4 | - | 1 | 317 | - | - | - | 1 | - | 1 | » All matches |
| Asian Cup Qual. | 1 | 1 | - | - | 90 | - | - | - | - | - | - | » All matches |
 | OFC Nations Cup | 1 | 1 | - | 1 | 60 | - | - | - | 1 | - | - | » All matches |
| Total | 50 | 43 | 7 | 14 | 3.572 | - | - | - | 14 | - | 1 | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U20 World Cup | 7 | 7 | - | 3 | 549 | - | - | - | 1 | - | - | » All matches |
| Total | 7 | 7 | - | 3 | 549 | - | - | - | 1 | - | - |