| Year | French (%) | English (%) | Bilingual |
| 1996 | 8.7 | 40.6 | 50.7 |
| 2001 | 7.7 | 38.5 | 53.8 |
| 2006 | 7.5 | 39.8 | 52.8 |
| 2011 | 7.6 | 37.7 | 54.8 |
| 2017 | 7.2 | 36.9 | 55.9 |