| Département | Code | Observation(s) | % des observations totales |
|---|
| ALPES-DE-HAUTE-PROVENCE |
04 | 1 | 0.8 |
| ALPES-MARITIMES |
06 | 3 | 2.5 |
| ARDECHE |
07 | 2 | 1.6 |
| AUDE |
11 | 16 | 13.1 |
| AVEYRON |
12 | 1 | 0.8 |
| BOUCHES-DU-RHONE |
13 | 24 | 19.7 |
| CALVADOS |
14 | 8 | 6.6 |
| CANTAL |
15 | 1 | 0.8 |
| CHARENTE-MARITIME |
17 | 22 | 18 |
| COTES-D'ARMOR |
22 | 7 | 5.7 |
| DEUX-SEVRES |
79 | 1 | 0.8 |
| FINISTERE |
29 | 8 | 6.6 |
| GARD |
30 | 4 | 3.3 |
| HAUTE-GARONNE |
31 | 18 | 14.8 |
| HAUTES-PYRENEES |
65 | 1 | 0.8 |
| HERAULT |
34 | 18 | 14.8 |
| ILLE-ET-VILAINE |
35 | 14 | 11.5 |
| INDRE |
36 | 2 | 1.6 |
| LOT |
46 | 2 | 1.6 |
| MAINE-ET-LOIRE |
49 | 7 | 5.7 |
| MANCHE |
50 | 51 | 41.8 |
| MORBIHAN |
56 | 2 | 1.6 |
| NORD |
59 | 1 | 0.8 |
| PAS-DE-CALAIS |
62 | 17 | 13.9 |
| PYRENEES-ORIENTALES |
66 | 20 | 16.4 |
| SEINE-MARITIME |
76 | 2 | 1.6 |
| SOMME |
80 | 15 | 12.3 |
| TARN-ET-GARONNE |
82 | 2 | 1.6 |
| VAR |
83 | 1 | 0.8 |
| VENDEE |
85 | 2 | 1.6 |
| VIENNE |
86 | 4 | 3.3 |