| Country | Excellent | Good | Sufficient | Good or Sufficient | Poor | Not classified | Excellent, % |
|---|---|---|---|---|---|---|---|
| France | 2,542 | 430 | 126 | — | 58 | 78 | 80.5 |
| Germany | 2,054 | 119 | 25 | — | 6 | 29 | 93.2 |
| Spain | 1,870 | 172 | 58 | — | 25 | 40 | 88.0 |
| Greece | 1,529 | 11 | 1 | — | — | 52 | 99.2 |
| Denmark | 857 | 85 | 26 | — | 9 | 9 | 87.7 |
| Croatia | 808 | 8 | 2 | — | — | 30 | 98.8 |
| Finland | 251 | 20 | 5 | — | 2 | 15 | 90.3 |
| Austria | 247 | 10 | 1 | — | — | 1 | 95.7 |
| Switzerland | 109 | 4 | 5 | — | — | 54 | 92.4 |
| Czechia | 124 | 14 | 2 | — | — | 9 | 88.6 |
| Belgium | 95 | 12 | 3 | — | — | — | 86.4 |
| Cyprus | 110 | 1 | — | — | — | 1 | 99.1 |
| Albania | 56 | 21 | 9 | — | 12 | 4 | 57.1 |
| Bulgaria | 42 | 45 | 6 | — | 1 | 1 | 44.7 |
| Estonia | 33 | 9 | 3 | — | 4 | 4 | 67.3 |
| Netherlands | 5 | 7 | 2 | — | 2 | 2 | 31.2 |
| Hungary | 1 | 2 | 2 | — | — | — | 20.0 |
| Portugal | 1 | — | — | — | — | 1 | 100.0 |