| Location | Grade | ||||
| Grade A | Grade B | Grade C | Council of Europe Level B2 | Fail | |
| Argentina | 4.8% | 14.3% | 54.8% | 23.8% | 2.4% |
| Australia | 0.0% | 0.0% | 75.0% | 12.5% | 12.5% |
| Austria | 7.6% | 21.9% | 50.6% | 17.7% | 2.1% |
| Bahrain | 0.0% | 3.7% | 11.1% | 74.1% | 11.1% |
| Brazil | 0.0% | 25.0% | 54.2% | 20.8% | 0.0% |
| Bulgaria | 14.8% | 33.3% | 33.3% | 18.5% | 0.0% |
| Chile | 0.0% | 18.2% | 36.4% | 36.4% | 9.1% |
| China | 0.0% | 0.9% | 18.6% | 58.2% | 22.3% |
| Croatia | 8.8% | 26.5% | 38.2% | 26.5% | 0.0% |
| Czech Republic | 13.6% | 23.4% | 54.5% | 7.1% | 1.3% |
| Denmark | 18.2% | 9.1% | 27.3% | 45.5% | 0.0% |
| Estonia | 0.0% | 0.0% | 83.3% | 16.7% | 0.0% |
| France | 0.0% | 20.0% | 56.7% | 23.3% | 0.0% |
| Germany | 10.2% | 23.2% | 49.7% | 16.0% | 0.9% |
| Greece | 10.0% | 20.0% | 50.0% | 20.0% | 0.0% |
| Hungary | 14.3% | 17.9% | 50.0% | 14.3% | 3.6% |
| India | 4.1% | 5.5% | 32.9% | 37.7% | 19.9% |
| Ireland | 36.4% | 18.2% | 45.5% | 0.0% | 0.0% |
| Italy | 5.4% | 13.6% | 49.8% | 28.3% | 2.9% |
| Mexico | 1.4% | 12.3% | 41.1% | 41.1% | 4.1% |
| Netherlands | 8.6% | 19.0% | 47.6% | 22.7% | 2.2% |
| New Zealand | 50.0% | 0.0% | 0.0% | 50.0% | 0.0% |
| Pakistan | 0.0% | 0.0% | 50.0% | 50.0% | 0.0% |
| Peru | 16.7% | 0.0% | 50.0% | 8.3% | 25.0% |
| Poland | 8.4% | 13.7% | 58.9% | 17.9% | 1.1% |
| Portugal | 18.2% | 27.3% | 36.4% | 18.2% | 0.0% |
| Romania | 18.8% | 31.3% | 50.0% | 0.0% | 0.0% |
| Russia | 6.7% | 12.4% | 50.0% | 27.8% | 3.1% |
| Slovakia | 0.0% | 16.7% | 33.3% | 50.0% | 0.0% |
| Slovenia | 14.3% | 14.3% | 42.9% | 14.3% | 14.3% |
| Spain | 8.9% | 15.3% | 49.5% | 24.3% | 2.0% |
| Sri Lanka | 0.0% | 0.0% | 9.1% | 36.4% | 54.5% |
| Switzerland | 4.3% | 13.7% | 47.4% | 31.8% | 2.8% |
| Ukraine | 15.4% | 15.4% | 38.5% | 23.1% | 7.7% |
| United Kingdom | 5.2% | 14.8% | 51.0% | 25.8% | 3.2% |
| Uruguay | 2.8% | 5.6% | 62.0% | 29.6% | 0.0% |
| Grand Total | 1.4% | 3.9% | 24.6% | 51.7% | 18.4% |