| Population | Language | % Correct |
|---|---|---|
| 550 k | Welsh | 97%
|
| 750 k | Basque | 89%
|
| 1.3 mil | Sardinian | 84%
|
| 2.4 mil | Galician | 74%
|
| 200 k | Breton | 70%
|
| 4.3 mil | Tatar | 55%
|
| 1.4 mil | Chechen | 54%
|
| 500 k | Occitan | 53%
|
| 450 k | Ossetian | 44%
|
| 600 k | Walloon | 40%
|
| 1.2 mil | Bashkir | 20%
|
| 1.1 mil | Chuvash | 20%
|
| 220 k | Komi | 14%
|
| 760 k | Avar | 11%
|
| 600 k | Yiddish | 10%
|