| Département | Code | Observation(s) | % des observations totales |
|---|
| ALPES-DE-HAUTE-PROVENCE |
04 | 1 | 0.4 |
| ARDECHE |
07 | 3 | 1.2 |
| ARIEGE |
09 | 5 | 1.9 |
| AUDE |
11 | 5 | 1.9 |
| AVEYRON |
12 | 1 | 0.4 |
| BOUCHES-DU-RHONE |
13 | 12 | 4.6 |
| CHARENTE |
16 | 1 | 0.4 |
| CHARENTE-MARITIME |
17 | 111 | 42.9 |
| CORSE-DU-SUD |
2A | 3 | 1.2 |
| DEUX-SEVRES |
79 | 6 | 2.3 |
| DORDOGNE |
24 | 5 | 1.9 |
| DROME |
26 | 2 | 0.8 |
| GARD |
30 | 2 | 0.8 |
| GIRONDE |
33 | 2 | 0.8 |
| HAUTE-CORSE |
2B | 10 | 3.9 |
| HAUTE-GARONNE |
31 | 50 | 19.3 |
| HERAULT |
34 | 7 | 2.7 |
| ILLE-ET-VILAINE |
35 | 6 | 2.3 |
| INDRE |
36 | 48 | 18.5 |
| INDRE-ET-LOIRE |
37 | 1 | 0.4 |
| ISERE |
38 | 5 | 1.9 |
| JURA |
39 | 1 | 0.4 |
| LANDES |
40 | 6 | 2.3 |
| LOIR-ET-CHER |
41 | 5 | 1.9 |
| LOT |
46 | 2 | 0.8 |
| LOT-ET-GARONNE |
47 | 3 | 1.2 |
| MAINE-ET-LOIRE |
49 | 17 | 6.6 |
| MAYENNE |
53 | 1 | 0.4 |
| PYRENEES-ATLANTIQUES |
64 | 3 | 1.2 |
| PYRENEES-ORIENTALES |
66 | 7 | 2.7 |
| RHONE |
69 | 1 | 0.4 |
| SARTHE |
72 | 44 | 17 |
| TARN |
81 | 2 | 0.8 |
| TARN-ET-GARONNE |
82 | 26 | 10 |
| VAR |
83 | 4 | 1.5 |
| VENDEE |
85 | 20 | 7.7 |
| VIENNE |
86 | 67 | 25.9 |