| Département | Code | Observation(s) | % des observations totales |
|---|
| ALLIER |
03 | 1 | 0.4 |
| ALPES-DE-HAUTE-PROVENCE |
04 | 9 | 3.5 |
| ALPES-MARITIMES |
06 | 7 | 2.7 |
| ARDECHE |
07 | 5 | 1.9 |
| AUBE |
10 | 1 | 0.4 |
| AUDE |
11 | 35 | 13.6 |
| AVEYRON |
12 | 1 | 0.4 |
| BOUCHES-DU-RHONE |
13 | 23 | 8.9 |
| CALVADOS |
14 | 1 | 0.4 |
| CHARENTE |
16 | 1 | 0.4 |
| CHARENTE-MARITIME |
17 | 21 | 8.2 |
| CHER |
18 | 2 | 0.8 |
| CORREZE |
19 | 2 | 0.8 |
| COTES-D'ARMOR |
22 | 2 | 0.8 |
| DEUX-SEVRES |
79 | 4 | 1.6 |
| DORDOGNE |
24 | 1 | 0.4 |
| DROME |
26 | 19 | 7.4 |
| EURE-ET-LOIR |
28 | 2 | 0.8 |
| GARD |
30 | 11 | 4.3 |
| GIRONDE |
33 | 2 | 0.8 |
| HAUTE-GARONNE |
31 | 2 | 0.8 |
| HAUTES-ALPES |
05 | 3 | 1.2 |
| HAUTES-PYRENEES |
65 | 1 | 0.4 |
| HERAULT |
34 | 48 | 18.7 |
| ILLE-ET-VILAINE |
35 | 19 | 7.4 |
| INDRE |
36 | 123 | 47.9 |
| LOIRE-ATLANTIQUE |
44 | 4 | 1.6 |
| LOIR-ET-CHER |
41 | 1 | 0.4 |
| LOT |
46 | 16 | 6.2 |
| LOT-ET-GARONNE |
47 | 1 | 0.4 |
| MAINE-ET-LOIRE |
49 | 18 | 7 |
| MAYENNE |
53 | 5 | 1.9 |
| MORBIHAN |
56 | 8 | 3.1 |
| ORNE |
61 | 2 | 0.8 |
| PYRENEES-ORIENTALES |
66 | 32 | 12.5 |
| SARTHE |
72 | 24 | 9.3 |
| TARN |
81 | 6 | 2.3 |
| TARN-ET-GARONNE |
82 | 13 | 5.1 |
| VAR |
83 | 30 | 11.7 |
| VAUCLUSE |
84 | 7 | 2.7 |
| VENDEE |
85 | 5 | 1.9 |
| VIENNE |
86 | 12 | 4.7 |