| Country | Excellent | Good | Sufficient | Good or Sufficient | Poor | Not classified | Excellent, % |
|---|---|---|---|---|---|---|---|
| France | 2,376 | 500 | 118 | — | 76 | 71 | 77.4 |
| Germany | 2,004 | 136 | 28 | — | 8 | 37 | 92.1 |
| Spain | 1,748 | 218 | 59 | — | 29 | 28 | 85.1 |
| Greece | 1,457 | 24 | — | — | — | 22 | 98.4 |
| Denmark | 769 | 129 | 45 | — | 12 | 8 | 80.5 |
| Croatia | 770 | 15 | 5 | — | 3 | 12 | 97.1 |
| Finland | 227 | 23 | 6 | — | 4 | 33 | 87.3 |
| Austria | 232 | 23 | 2 | — | — | 1 | 90.3 |
| Switzerland | 96 | 2 | 1 | — | 3 | 63 | 94.1 |
| Czechia | 113 | 20 | 2 | — | 1 | 9 | 83.1 |
| Belgium | 82 | 19 | 3 | — | 2 | 1 | 77.4 |
| Cyprus | 111 | — | — | — | — | — | 100.0 |
| Albania | 26 | — | — | 46 | 1 | — | 35.6 |
| Bulgaria | 69 | 17 | 5 | — | 3 | — | 73.4 |
| Estonia | 32 | 11 | 3 | — | 3 | 4 | 65.3 |
| Netherlands | 7 | 8 | 1 | — | — | — | 43.8 |
| Hungary | 1 | 3 | — | — | — | 1 | 25.0 |
| Portugal | — | 1 | — | — | — | — | 0.0 |