| Country | Excellent | Good | Sufficient | Good or Sufficient | Poor | Not classified | Excellent, % |
|---|---|---|---|---|---|---|---|
| France | 2,286 | 477 | 107 | — | 83 | 159 | 77.4 |
| Germany | 1,995 | 123 | 29 | — | 8 | 51 | 92.6 |
| Spain | 1,763 | 177 | 67 | — | 34 | 21 | 86.4 |
| Greece | 1,384 | 68 | 14 | — | 3 | 12 | 94.2 |
| Denmark | 750 | 139 | 48 | — | 13 | 9 | 78.9 |
| Croatia | 761 | 16 | 5 | — | 3 | 9 | 96.9 |
| Finland | 221 | 24 | 6 | — | 3 | 36 | 87.0 |
| Austria | 230 | 18 | 7 | — | 1 | 2 | 89.8 |
| Switzerland | 88 | 7 | — | — | — | 35 | 92.6 |
| Czechia | 113 | 17 | 5 | — | 2 | 7 | 82.5 |
| Belgium | 68 | 31 | 4 | — | 3 | 2 | 64.2 |
| Cyprus | 111 | — | — | — | — | — | 100.0 |
| Albania | 37 | — | — | 30 | 6 | — | 50.7 |
| Bulgaria | 62 | — | — | 31 | 1 | — | 66.0 |
| Estonia | 33 | 11 | 3 | — | 3 | 2 | 66.0 |
| Poland | — | — | — | — | — | 1 | — |
| Netherlands | 6 | 7 | 2 | — | 1 | — | 37.5 |
| Hungary | 2 | 2 | — | — | — | 1 | 50.0 |
| Portugal | 1 | — | — | — | — | — | 100.0 |