| Country | Excellent | Good | Sufficient | Good or Sufficient | Poor | Not classified | Excellent, % |
|---|---|---|---|---|---|---|---|
| France | 2,493 | 466 | 132 | — | 58 | 59 | 79.2 |
| Germany | 2,039 | 126 | 26 | — | 3 | 38 | 92.9 |
| Spain | 1,823 | 185 | 68 | — | 25 | 31 | 86.8 |
| Greece | 1,491 | 10 | 1 | — | — | 35 | 99.3 |
| Denmark | 855 | 78 | 29 | — | 6 | 8 | 88.3 |
| Croatia | 789 | 13 | 2 | — | — | 19 | 98.1 |
| Finland | 244 | 27 | 7 | — | 2 | 13 | 87.1 |
| Austria | 248 | 9 | 1 | — | — | — | 96.1 |
| Switzerland | 129 | 5 | 2 | — | 1 | 43 | 94.2 |
| Czechia | 124 | 13 | 2 | — | — | 10 | 89.2 |
| Belgium | 93 | 14 | 2 | — | — | — | 85.3 |
| Cyprus | 111 | — | — | — | — | 1 | 100.0 |
| Albania | 34 | 22 | 5 | — | 13 | 18 | 45.9 |
| Bulgaria | 61 | 27 | 5 | — | 1 | — | 64.9 |
| Estonia | 35 | 9 | 6 | — | — | 3 | 70.0 |
| Netherlands | 6 | 5 | 3 | — | 2 | — | 37.5 |
| Hungary | — | 3 | — | — | — | 2 | 0.0 |
| Portugal | — | 1 | — | — | — | — | 0.0 |