| Département | Code | Observation(s) | % des observations totales |
|---|
| ALPES-DE-HAUTE-PROVENCE |
04 | 16 | 3.8 |
| ALPES-MARITIMES |
06 | 10 | 2.4 |
| ARDECHE |
07 | 32 | 7.7 |
| ARIEGE |
09 | 1 | 0.2 |
| AUDE |
11 | 70 | 16.8 |
| BOUCHES-DU-RHONE |
13 | 138 | 33.1 |
| CHARENTE-MARITIME |
17 | 137 | 32.9 |
| CORREZE |
19 | 1 | 0.2 |
| CORSE-DU-SUD |
2A | 30 | 7.2 |
| DEUX-SEVRES |
79 | 3 | 0.7 |
| DORDOGNE |
24 | 17 | 4.1 |
| DROME |
26 | 38 | 9.1 |
| GARD |
30 | 52 | 12.5 |
| GIRONDE |
33 | 4 | 1 |
| HAUTE-CORSE |
2B | 66 | 15.8 |
| HAUTE-GARONNE |
31 | 22 | 5.3 |
| HAUTES-ALPES |
05 | 3 | 0.7 |
| HERAULT |
34 | 196 | 47 |
| INDRE |
36 | 1 | 0.2 |
| ISERE |
38 | 1 | 0.2 |
| LANDES |
40 | 5 | 1.2 |
| LOIRE |
42 | 33 | 7.9 |
| LOIRE-ATLANTIQUE |
44 | 1 | 0.2 |
| LOT |
46 | 16 | 3.8 |
| LOT-ET-GARONNE |
47 | 3 | 0.7 |
| LOZERE |
48 | 2 | 0.5 |
| MORBIHAN |
56 | 8 | 1.9 |
| PUY-DE-DOME |
63 | 1 | 0.2 |
| PYRENEES-ORIENTALES |
66 | 64 | 15.3 |
| RHONE |
69 | 5 | 1.2 |
| TARN |
81 | 2 | 0.5 |
| TARN-ET-GARONNE |
82 | 43 | 10.3 |
| VAR |
83 | 94 | 22.5 |
| VAUCLUSE |
84 | 7 | 1.7 |
| VENDEE |
85 | 37 | 8.9 |