Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 08/2025 - 06/2026 |  | Macarthur FC |  Australia | Forward | 33 |
| 01/2024 - 08/2025 |  | Suwon FC |  South Korea | Forward | 10 |
| 01/2022 - 01/2024 |  | FC Seoul | South Korea | Forward | 10 |
| 07/2021 - 12/2021 | | FC Seoul | South Korea | Forward | 9 |
| 07/2021 - 07/2021 |  | 1. FSV Mainz 05 |  Germany | Forward | |
| 01/2021 - 06/2021 |  | Eintracht Braunschweig | Germany | Forward | 29 |
| 07/2019 - 01/2021 | | 1. FSV Mainz 05 | Germany | Forward | 11 |
| 07/2018 - 06/2019 |  | FC Augsburg | Germany | Forward | 22 |
| 01/2018 - 06/2018 |  | SV Darmstadt 98 | Germany | Forward | 9 |
| 01/2015 - 01/2018 | | FC Augsburg | Germany | Forward | 22 |
| 07/2014 - 12/2014 |  | Borussia Dortmund | Germany | Forward | 23 |
| 09/2014 - 10/2014 |  | Borussia Dortmund II | Germany | Forward | 40 |
| 01/2014 - 06/2014 | | FC Augsburg | Germany | Forward | 24 |
| 07/2013 - 01/2014 |  | Sunderland AFC |  England | Forward | 27 |
| 01/2013 - 06/2013 | | FC Augsburg | Germany | Forward | 27 |
| 07/2011 - 12/2012 | | Sunderland AFC | England | Forward | 17 |
| 01/2011 - 06/2011 |  | Jeonnam Dragons | South Korea | Forward | 10 |
| 01/2010 - 12/2010 | | Jeonnam Dragons | South Korea | Forward | 33 |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Europa League | 6 | 5 | 1 | - | 460 | 1 | - | 1 | - | - | - | » All matches |
| Bundesliga | 123 | 68 | 55 | 25 | 6.600 | 13 | - | 4 | 13 | - | - | » All matches |
| 2. Bundesliga | 28 | 25 | 3 | 11 | 2.161 | 3 | - | 5 | 3 | - | 1 | » All matches |
| 3. Liga | 5 | 5 | - | 2 | 364 | - | - | - | - | - | - | » All matches |
| DFB-Pokal | 7 | 4 | 3 | 1 | 422 | 2 | - | - | 2 | - | - | » All matches |
| Premier League | 24 | 4 | 20 | 4 | 657 | 2 | - | 2 | 1 | - | - | » All matches |
| FA Cup | 2 | 1 | 1 | 1 | 77 | - | - | - | - | - | - | » All matches |
| League Cup | 2 | 1 | 1 | 1 | 86 | - | - | - | - | - | - | » All matches |
 | AFC Champions League Two | 4 | 3 | 1 | 3 | 213 | - | - | - | - | - | - | » All matches |
| A-League | 9 | 3 | 6 | 3 | 341 | 1 | - | - | 4 | - | - | » All matches |
| K League 1 | 105 | 67 | 38 | 36 | 6.092 | 18 | - | 6 | 6 | - | - | » All matches |
| Cup | 1 | - | 1 | - | 16 | - | - | - | - | - | - | » All matches |
| Total | 316 | 186 | 130 | 87 | 17.489 | 40 | - | 18 | 29 | - | 1 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 2 | - | 2 | - | 31 | - | - | - | - | - | - | » All matches |
| WC Qualifiers Asia | 20 | 14 | 6 | 6 | 1.164 | 3 | - | 2 | 2 | - | - | » All matches |
| Friendlies | 24 | 16 | 8 | 12 | 1.321 | 4 | - | - | 2 | - | - | » All matches |
| Olympic Games | 6 | 3 | 3 | 3 | 302 | 1 | - | - | 1 | - | - | » All matches |
| Asian Cup | 10 | 6 | 4 | 3 | 580 | 4 | - | 2 | - | - | - | » All matches |
| Total | 62 | 39 | 23 | 24 | 3.398 | 12 | - | - | 5 | - | - |