| Location | Grade | ||||
| Grade A | Grade B | Grade C | Council of Europe Level B1 | Fail | |
| Albania | 12.7% | 16.1% | 49.8% | 21.0% | 0.5% |
| Algeria | 0.0% | 0.0% | 14.3% | 71.4% | 14.3% |
| Argentina | 9.1% | 17.5% | 45.7% | 19.9% | 7.8% |
| Australia | 2.0% | 10.9% | 50.2% | 33.9% | 3.0% |
| Austria | 24.8% | 27.9% | 37.7% | 9.1% | 0.5% |
| Azerbaijan | 0.0% | 0.0% | 16.7% | 66.7% | 16.7% |
| Bahrain | 12.5% | 50.0% | 12.5% | 25.0% | 0.0% |
| Bangladesh | 12.0% | 12.0% | 64.0% | 12.0% | 0.0% |
| Belarus | 14.3% | 36.9% | 32.1% | 13.1% | 3.6% |
| Belgium | 11.7% | 21.4% | 51.5% | 15.5% | 0.0% |
| Bolivia | 3.9% | 12.6% | 37.9% | 35.0% | 10.7% |
| Bosnia & Herzegovina | 18.1% | 23.3% | 42.5% | 15.0% | 1.0% |
| Brazil | 5.9% | 11.6% | 30.0% | 28.8% | 23.7% |
| Bulgaria | 19.5% | 24.9% | 39.1% | 11.3% | 5.1% |
| Cambodia | 0.6% | 8.9% | 38.9% | 31.8% | 19.7% |
| Cameroon | 6.3% | 14.3% | 41.3% | 33.3% | 4.8% |
| Canada | 3.2% | 11.0% | 49.1% | 31.8% | 4.9% |
| Chile | 11.3% | 18.6% | 39.9% | 23.1% | 7.0% |
| China | 1.7% | 3.7% | 24.0% | 56.1% | 14.4% |
| Colombia | 6.5% | 12.1% | 30.1% | 30.3% | 21.0% |
| Costa Rica | 3.1% | 12.7% | 28.7% | 14.1% | 41.4% |
| Croatia | 36.4% | 27.5% | 30.5% | 5.6% | 0.0% |
| Cuba | 5.9% | 19.6% | 56.9% | 13.7% | 3.9% |
| Cyprus | 4.8% | 11.0% | 39.0% | 34.6% | 10.6% |
| Czech Republic | 13.3% | 23.3% | 43.4% | 15.9% | 4.2% |
| Denmark | 18.1% | 23.9% | 44.8% | 12.7% | 0.4% |
| Dominican Republic | 0.0% | 9.7% | 41.9% | 25.8% | 22.6% |
| Ecuador | 5.2% | 9.6% | 28.0% | 42.5% | 14.7% |
| Egypt | 17.6% | 17.6% | 29.4% | 29.4% | 5.9% |
| Estonia | 18.4% | 12.2% | 28.6% | 16.3% | 24.5% |
| Faroe Islands | 23.5% | 29.4% | 41.2% | 5.9% | 0.0% |
| Finland | 36.4% | 9.1% | 54.5% | 0.0% | 0.0% |
| France | 8.0% | 16.0% | 44.1% | 28.1% | 3.8% |
| Gabon | 7.3% | 2.4% | 26.8% | 46.3% | 17.1% |
| Georgia | 12.0% | 19.0% | 44.9% | 22.0% | 2.1% |
| Germany | 15.1% | 24.2% | 42.9% | 13.4% | 4.3% |
| Greece | 8.2% | 20.2% | 48.8% | 21.4% | 1.4% |
| Guadeloupe | 6.5% | 12.9% | 61.3% | 19.4% | 0.0% |
| Hong Kong | 10.6% | 19.3% | 40.7% | 25.6% | 3.8% |
| Hungary | 11.7% | 20.5% | 44.4% | 19.0% | 4.4% |
| India | 8.1% | 11.9% | 28.4% | 32.7% | 18.9% |
| Indonesia | 8.9% | 13.5% | 36.8% | 28.8% | 12.0% |
| Iran | 2.4% | 6.4% | 29.7% | 49.5% | 12.0% |
| Iraq | 12.5% | 0.0% | 25.0% | 31.3% | 31.3% |
| Ireland | 2.7% | 8.9% | 44.4% | 38.7% | 5.2% |
| Italy | 8.6% | 18.1% | 47.4% | 22.4% | 3.5% |
| Japan | 1.1% | 6.5% | 25.0% | 45.7% | 21.7% |
| Jordan | 7.7% | 17.9% | 35.9% | 38.5% | 0.0% |
| Korea (South), | 5.0% | 9.2% | 40.0% | 35.8% | 10.0% |
| Latvia | 28.6% | 28.6% | 28.6% | 14.3% | 0.0% |
| Lebanon | 6.4% | 13.6% | 40.8% | 34.3% | 4.9% |
| Libya | 6.5% | 2.2% | 26.1% | 39.1% | 26.1% |
| Lithuania | 20.0% | 40.0% | 40.0% | 0.0% | 0.0% |
| Luxembourg | 6.3% | 14.3% | 39.7% | 38.1% | 1.6% |
| Macao | 0.0% | 0.0% | 2.4% | 32.8% | 64.8% |
| Macedonia | 20.0% | 26.5% | 30.0% | 9.2% | 14.2% |
| Malaysia | 13.4% | 18.4% | 36.9% | 17.0% | 14.3% |
| Maldives | 14.3% | 21.4% | 21.4% | 42.9% | 0.0% |
| Malta | 1.8% | 11.2% | 43.0% | 36.3% | 7.6% |
| Martinique | 0.0% | 25.0% | 25.0% | 50.0% | 0.0% |
| Mexico | 6.9% | 13.8% | 41.5% | 30.5% | 7.3% |
| Moldova | 10.9% | 16.4% | 45.5% | 21.8% | 5.5% |
| Montenegro | 14.3% | 9.5% | 47.6% | 23.8% | 4.8% |
| Morocco | 10.1% | 16.2% | 44.3% | 26.1% | 3.4% |
| Mozambique | 0.0% | 2.8% | 33.3% | 41.7% | 22.2% |
| Myanmar (Burma) | 8.3% | 37.5% | 50.0% | 4.2% | 0.0% |
| Nepal | 5.3% | 14.0% | 26.3% | 49.1% | 5.3% |
| Netherlands | 25.4% | 32.9% | 35.5% | 4.6% | 1.6% |
| New Caledonia | 12.0% | 24.0% | 44.0% | 20.0% | 0.0% |
| New Zealand | 4.9% | 13.3% | 52.0% | 24.7% | 5.1% |
| Nigeria | 0.0% | 15.4% | 53.8% | 30.8% | 0.0% |
| Norway | 28.6% | 0.0% | 57.1% | 14.3% | 0.0% |
| Oman | 80.0% | 0.0% | 0.0% | 20.0% | 0.0% |
| Palestinian Territory | 22.2% | 0.0% | 33.3% | 44.4% | 0.0% |
| Panama | 4.4% | 6.7% | 26.7% | 15.6% | 46.7% |
| Paraguay | 14.8% | 15.3% | 36.4% | 14.2% | 19.3% |
| Peru | 5.3% | 11.5% | 35.7% | 26.9% | 20.5% |
| Philippines | 13.8% | 18.1% | 34.0% | 25.5% | 8.5% |
| Poland | 11.4% | 22.9% | 42.9% | 17.1% | 5.6% |
| Portugal | 16.1% | 27.6% | 42.9% | 10.1% | 3.2% |
| Qatar | 3.0% | 3.0% | 8.5% | 26.7% | 58.8% |
| Romania | 18.4% | 27.1% | 40.9% | 12.5% | 1.1% |
| Russia | 8.7% | 16.1% | 47.3% | 22.6% | 5.3% |
| Saudi Arabia | 4.8% | 3.6% | 26.2% | 42.9% | 22.6% |
| Senegal | 0.0% | 10.0% | 40.0% | 50.0% | 0.0% |
| Serbia | 22.3% | 23.7% | 34.9% | 8.3% | 10.9% |
| Singapore | 4.2% | 25.0% | 62.5% | 8.3% | 0.0% |
| Slovakia | 9.8% | 18.3% | 43.0% | 24.7% | 4.2% |
| Slovenia | 34.4% | 30.5% | 26.6% | 8.6% | 0.0% |
| South Africa | 3.0% | 17.2% | 42.5% | 24.6% | 12.7% |
| Spain | 3.4% | 11.5% | 51.2% | 30.0% | 3.9% |
| Sri Lanka | 3.9% | 8.7% | 33.9% | 40.9% | 12.6% |
| Sweden | 11.8% | 29.4% | 51.5% | 5.9% | 1.5% |
| Switzerland | 8.8% | 17.2% | 47.5% | 23.1% | 3.4% |
| Taiwan | 3.0% | 6.9% | 26.9% | 33.5% | 29.6% |
| Thailand | 9.4% | 10.2% | 28.6% | 38.8% | 13.1% |
| Tunisia | 7.1% | 18.6% | 43.8% | 28.1% | 2.4% |
| Turkey | 3.1% | 8.1% | 28.2% | 42.4% | 18.1% |
| Ukraine | 7.0% | 14.9% | 43.0% | 29.8% | 5.2% |
| United Arab Emirates | 1.8% | 9.1% | 49.1% | 34.5% | 5.5% |
| United Kingdom | 4.1% | 10.7% | 48.9% | 31.9% | 4.4% |
| United States of America | 1.9% | 10.0% | 49.2% | 30.1% | 8.9% |
| Uruguay | 8.0% | 13.8% | 44.6% | 28.3% | 5.2% |
| Vietnam | 1.6% | 5.0% | 25.3% | 48.6% | 19.5% |
| Grand Total | 7.3% | 15.3% | 45.1% | 25.9% | 6.4% |