| 2012 | 2013 | 2014 | 2015 | |
|---|---|---|---|---|
| Île de France | 22,180 | 22,379 | 22,522 | 22,639 |
| Pays de la Loire | 19,486 | 19,941 | 20,150 | 20,391 |
| Bretagne | 19,797 | 20,281 | 20,470 | 20,511 |
| Aquitaine | 19,360 | 19,809 | 19,992 | 20,148 |
| Auvergne | 20,340 | 20,731 | 20,944 | 21,231 |
| Corse | 18,292 | 18,731 | 18,927 | 19,247 |