| Département | Code | Observation(s) | % des observations totales |
|---|---|---|---|
| ARDENNES | 08 | 1 | 1.6 |
| BAS-RHIN | 67 | 3 | 4.9 |
| CHARENTE-MARITIME | 17 | 15 | 24.6 |
| COTES-D'ARMOR | 22 | 1 | 1.6 |
| CREUSE | 23 | 1 | 1.6 |
| DEUX-SEVRES | 79 | 1 | 1.6 |
| HAUTE-GARONNE | 31 | 20 | 32.8 |
| HAUTE-MARNE | 52 | 1 | 1.6 |
| INDRE | 36 | 6 | 9.8 |
| LOIRET | 45 | 3 | 4.9 |
| MAINE-ET-LOIRE | 49 | 1 | 1.6 |
| ORNE | 61 | 1 | 1.6 |
| PYRENEES-ATLANTIQUES | 64 | 1 | 1.6 |
| SARTHE | 72 | 4 | 6.6 |
| SAVOIE | 73 | 2 | 3.3 |
| VOSGES | 88 | 1 | 1.6 |