| Département | Code | Observation(s) | % des observations totales |
|---|
| ALPES-DE-HAUTE-PROVENCE |
04 | 8 | 2.5 |
| ALPES-MARITIMES |
06 | 9 | 2.8 |
| ARDECHE |
07 | 7 | 2.1 |
| ARDENNES |
08 | 1 | 0.3 |
| ARIEGE |
09 | 17 | 5.2 |
| AUBE |
10 | 2 | 0.6 |
| AUDE |
11 | 11 | 3.4 |
| AVEYRON |
12 | 6 | 1.8 |
| BAS-RHIN |
67 | 7 | 2.1 |
| BOUCHES-DU-RHONE |
13 | 4 | 1.2 |
| CHARENTE-MARITIME |
17 | 5 | 1.5 |
| CHER |
18 | 2 | 0.6 |
| CORREZE |
19 | 9 | 2.8 |
| CORSE-DU-SUD |
2A | 4 | 1.2 |
| COTE-D'OR |
21 | 1 | 0.3 |
| COTES-D'ARMOR |
22 | 1 | 0.3 |
| DEUX-SEVRES |
79 | 4 | 1.2 |
| DORDOGNE |
24 | 2 | 0.6 |
| DROME |
26 | 16 | 4.9 |
| ESSONNE |
91 | 1 | 0.3 |
| EURE |
27 | 1 | 0.3 |
| EURE-ET-LOIR |
28 | 1 | 0.3 |
| GARD |
30 | 22 | 6.7 |
| GIRONDE |
33 | 3 | 0.9 |
| HAUTE-CORSE |
2B | 13 | 4 |
| HAUTE-GARONNE |
31 | 11 | 3.4 |
| HAUTE-LOIRE |
43 | 1 | 0.3 |
| HAUTES-ALPES |
05 | 20 | 6.1 |
| HAUTE-SAVOIE |
74 | 2 | 0.6 |
| HAUTES-PYRENEES |
65 | 3 | 0.9 |
| HAUT-RHIN |
68 | 3 | 0.9 |
| HERAULT |
34 | 26 | 8 |
| ILLE-ET-VILAINE |
35 | 3 | 0.9 |
| INDRE |
36 | 63 | 19.3 |
| ISERE |
38 | 7 | 2.1 |
| LOIRE |
42 | 17 | 5.2 |
| LOIRET |
45 | 3 | 0.9 |
| LOIR-ET-CHER |
41 | 7 | 2.1 |
| LOT |
46 | 5 | 1.5 |
| LOT-ET-GARONNE |
47 | 1 | 0.3 |
| LOZERE |
48 | 1 | 0.3 |
| MAINE-ET-LOIRE |
49 | 6 | 1.8 |
| MEUSE |
55 | 1 | 0.3 |
| MORBIHAN |
56 | 2 | 0.6 |
| NIEVRE |
58 | 2 | 0.6 |
| PUY-DE-DOME |
63 | 12 | 3.7 |
| PYRENEES-ATLANTIQUES |
64 | 1 | 0.3 |
| PYRENEES-ORIENTALES |
66 | 45 | 13.8 |
| RHONE |
69 | 3 | 0.9 |
| SAONE-ET-LOIRE |
71 | 20 | 6.1 |
| SARTHE |
72 | 8 | 2.5 |
| SAVOIE |
73 | 5 | 1.5 |
| TARN |
81 | 1 | 0.3 |
| TARN-ET-GARONNE |
82 | 12 | 3.7 |
| VAL-D'OISE |
95 | 1 | 0.3 |
| VAR |
83 | 8 | 2.5 |
| VAUCLUSE |
84 | 8 | 2.5 |
| VENDEE |
85 | 5 | 1.5 |
| VIENNE |
86 | 6 | 1.8 |
| YONNE |
89 | 2 | 0.6 |