| Département | Code | Observation(s) | % des observations totales |
|---|---|---|---|
| ARDENNES | 08 | 1 | 3 |
| BAS-RHIN | 67 | 5 | 15.2 |
| CANTAL | 15 | 1 | 3 |
| COTES-D'ARMOR | 22 | 1 | 3 |
| DROME | 26 | 4 | 12.1 |
| HAUTE-GARONNE | 31 | 1 | 3 |
| HAUT-RHIN | 68 | 2 | 6.1 |
| INDRE | 36 | 1 | 3 |
| LOIRE | 42 | 5 | 15.2 |
| LOIR-ET-CHER | 41 | 3 | 9.1 |
| LOZERE | 48 | 1 | 3 |
| MEURTHE-ET-MOSELLE | 54 | 5 | 15.2 |
| MEUSE | 55 | 3 | 9.1 |
| NORD | 59 | 1 | 3 |
| PAS-DE-CALAIS | 62 | 1 | 3 |
| PUY-DE-DOME | 63 | 6 | 18.2 |
| PYRENEES-ORIENTALES | 66 | 2 | 6.1 |
| SARTHE | 72 | 1 | 3 |
| SAVOIE | 73 | 2 | 6.1 |
| VAL-D'OISE | 95 | 1 | 3 |
| VOSGES | 88 | 1 | 3 |
| YONNE | 89 | 1 | 3 |