| Nation | Total |
|---|---|
| Germany | 14 |
| Czech Republic | 2 |
| Turkey | 2 |
| Austria | 2 |
| Finland | 1 |
| Peru | 1 |
| Sweden | 1 |
| Netherlands | 1 |
| Greece | 1 |
| Serbia | 1 |
| Japan | 1 |
| Switzerland | 1 |
| Kosovo | 1 |
| United States | 1 |
Werder Bremen
| Nation | Total |
|---|---|
| Germany | 14 |
| Czech Republic | 2 |
| Turkey | 2 |
| Austria | 2 |
| Finland | 1 |
| Peru | 1 |
| Sweden | 1 |
| Netherlands | 1 |
| Greece | 1 |
| Serbia | 1 |
| Japan | 1 |
| Switzerland | 1 |
| Kosovo | 1 |
| United States | 1 |