| Département | Code | Observation(s) | % des observations totales |
|---|
| AISNE |
02 | 1 | 0.9 |
| ALPES-MARITIMES |
06 | 1 | 0.9 |
| CHARENTE-MARITIME |
17 | 21 | 19.6 |
| DEUX-SEVRES |
79 | 3 | 2.8 |
| DOUBS |
25 | 2 | 1.9 |
| ESSONNE |
91 | 12 | 11.2 |
| GIRONDE |
33 | 2 | 1.9 |
| HAUTE-GARONNE |
31 | 14 | 13.1 |
| HAUTE-VIENNE |
87 | 2 | 1.9 |
| HAUTS-DE-SEINE |
92 | 2 | 1.9 |
| INDRE |
36 | 28 | 26.2 |
| INDRE-ET-LOIRE |
37 | 2 | 1.9 |
| ISERE |
38 | 1 | 0.9 |
| LOT |
46 | 1 | 0.9 |
| MAINE-ET-LOIRE |
49 | 1 | 0.9 |
| MEURTHE-ET-MOSELLE |
54 | 1 | 0.9 |
| MOSELLE |
57 | 1 | 0.9 |
| OISE |
60 | 1 | 0.9 |
| SEINE-ET-MARNE |
77 | 5 | 4.7 |
| SEINE-MARITIME |
76 | 1 | 0.9 |
| SEINE-SAINT-DENIS |
93 | 1 | 0.9 |
| TERRITOIRE-DE-BELFORT |
90 | 2 | 1.9 |
| VENDEE |
85 | 12 | 11.2 |
| VIENNE |
86 | 4 | 3.7 |
| YONNE |
89 | 1 | 0.9 |
| YVELINES |
78 | 1 | 0.9 |