| Département | Code | Observation(s) | % des observations totales |
|---|
| AIN |
01 | 1 | 0.6 |
| AISNE |
02 | 4 | 2.6 |
| ARDECHE |
07 | 1 | 0.6 |
| ARIEGE |
09 | 11 | 7.1 |
| AUDE |
11 | 1 | 0.6 |
| BAS-RHIN |
67 | 20 | 12.9 |
| CANTAL |
15 | 2 | 1.3 |
| CORREZE |
19 | 1 | 0.6 |
| CREUSE |
23 | 1 | 0.6 |
| EURE-ET-LOIR |
28 | 1 | 0.6 |
| GARD |
30 | 1 | 0.6 |
| HAUTE-GARONNE |
31 | 9 | 5.8 |
| HAUT-RHIN |
68 | 32 | 20.6 |
| INDRE |
36 | 2 | 1.3 |
| ISERE |
38 | 3 | 1.9 |
| JURA |
39 | 2 | 1.3 |
| LOIRE |
42 | 1 | 0.6 |
| MEURTHE-ET-MOSELLE |
54 | 1 | 0.6 |
| OISE |
60 | 3 | 1.9 |
| PUY-DE-DOME |
63 | 13 | 8.4 |
| PYRENEES-ATLANTIQUES |
64 | 1 | 0.6 |
| SAONE-ET-LOIRE |
71 | 7 | 4.5 |
| SAVOIE |
73 | 17 | 11 |
| SEINE-MARITIME |
76 | 4 | 2.6 |
| SOMME |
80 | 14 | 9 |
| TERRITOIRE-DE-BELFORT |
90 | 2 | 1.3 |
| VAL-D'OISE |
95 | 2 | 1.3 |
| VOSGES |
88 | 10 | 6.5 |