| Département | Code | Observation(s) | % des observations totales |
|---|---|---|---|
| ALPES-MARITIMES | 06 | 1 | 3 |
| ARDENNES | 08 | 2 | 6.1 |
| AUDE | 11 | 1 | 3 |
| CHARENTE-MARITIME | 17 | 10 | 30.3 |
| EURE-ET-LOIR | 28 | 1 | 3 |
| GIRONDE | 33 | 2 | 6.1 |
| HAUTE-GARONNE | 31 | 3 | 9.1 |
| HAUTES-ALPES | 05 | 1 | 3 |
| HAUT-RHIN | 68 | 2 | 6.1 |
| HERAULT | 34 | 1 | 3 |
| INDRE | 36 | 5 | 15.2 |
| LOT-ET-GARONNE | 47 | 2 | 6.1 |
| MARNE | 51 | 2 | 6.1 |
| NORD | 59 | 1 | 3 |
| OISE | 60 | 1 | 3 |
| SAONE-ET-LOIRE | 71 | 1 | 3 |
| SARTHE | 72 | 4 | 12.1 |
| SEINE-ET-MARNE | 77 | 1 | 3 |
| SEINE-MARITIME | 76 | 1 | 3 |