| Location | Grade | ||||
| Grade A | Grade B | Grade C | Council of Europe Level B2 | Fail | |
| Argentina | 18.9% | 18.9% | 43.4% | 15.1% | 3.8% |
| Australia | 0.0% | 33.3% | 33.3% | 33.3% | 0.0% |
| Austria | 8.8% | 20.8% | 44.4% | 25.0% | 0.9% |
| Bahrain | 6.3% | 12.5% | 31.3% | 50.0% | 0.0% |
| Brazil | 23.1% | 26.9% | 34.6% | 15.4% | 0.0% |
| Bulgaria | 8.3% | 29.2% | 37.5% | 12.5% | 12.5% |
| Canada | 0.0% | 0.0% | 66.7% | 33.3% | 0.0% |
| Chile | 0.0% | 80.0% | 20.0% | 0.0% | 0.0% |
| China | 0.1% | 1.9% | 25.1% | 60.4% | 12.4% |
| Croatia | 25.0% | 25.0% | 30.0% | 15.0% | 5.0% |
| Czech Republic | 11.9% | 28.7% | 44.6% | 13.9% | 1.0% |
| Denmark | 25.0% | 37.5% | 37.5% | 0.0% | 0.0% |
| Estonia | 0.0% | 14.3% | 42.9% | 42.9% | 0.0% |
| France | 7.4% | 18.5% | 46.3% | 18.5% | 9.3% |
| Germany | 12.7% | 27.2% | 42.9% | 16.0% | 1.2% |
| Greece | 12.5% | 12.5% | 43.8% | 25.0% | 6.3% |
| Hungary | 12.5% | 25.0% | 37.5% | 25.0% | 0.0% |
| India | 1.2% | 17.6% | 41.8% | 35.3% | 4.1% |
| Ireland | 0.0% | 0.0% | 100.0% | 0.0% | 0.0% |
| Italy | 7.1% | 21.3% | 50.6% | 19.4% | 1.6% |
| Lebanon | 0.0% | 3.0% | 42.4% | 51.5% | 3.0% |
| Mexico | 0.0% | 6.6% | 27.6% | 38.2% | 27.6% |
| Netherlands | 10.5% | 24.0% | 49.1% | 16.0% | 0.4% |
| Peru | 5.6% | 22.2% | 22.2% | 27.8% | 22.2% |
| Poland | 10.7% | 25.4% | 41.8% | 20.5% | 1.6% |
| Portugal | 22.2% | 44.4% | 22.2% | 11.1% | 0.0% |
| Romania | 0.0% | 16.7% | 50.0% | 33.3% | 0.0% |
| Russia | 5.1% | 24.1% | 40.9% | 27.4% | 2.6% |
| Serbia | 18.2% | 18.2% | 27.3% | 36.4% | 0.0% |
| Slovenia | 11.8% | 17.6% | 64.7% | 5.9% | 0.0% |
| Spain | 7.4% | 17.7% | 42.9% | 30.3% | 1.7% |
| Sri Lanka | 0.2% | 0.7% | 9.8% | 56.1% | 33.2% |
| Sweden | 0.0% | 16.7% | 41.7% | 41.7% | 0.0% |
| Switzerland | 3.6% | 15.4% | 45.8% | 32.6% | 2.7% |
| Ukraine | 28.6% | 0.0% | 71.4% | 0.0% | 0.0% |
| United Kingdom | 6.8% | 13.5% | 44.6% | 35.1% | 0.0% |
| Uruguay | 18.6% | 27.9% | 48.8% | 4.7% | 0.0% |
| Grand Total | 1.7% | 5.7% | 28.6% | 53.1% | 11.0% |