| Département | Code | Observation(s) | % des observations totales |
|---|
| AIN |
01 | 3 | 0.2 |
| AISNE |
02 | 9 | 0.7 |
| ALLIER |
03 | 29 | 2.3 |
| ALPES-DE-HAUTE-PROVENCE |
04 | 12 | 1 |
| ALPES-MARITIMES |
06 | 2 | 0.2 |
| ARDECHE |
07 | 1 | 0.1 |
| ARDENNES |
08 | 2 | 0.2 |
| AUBE |
10 | 96 | 7.8 |
| BAS-RHIN |
67 | 57 | 4.6 |
| CHARENTE |
16 | 10 | 0.8 |
| CHER |
18 | 1 | 0.1 |
| COTE-D'OR |
21 | 134 | 10.8 |
| CREUSE |
23 | 1 | 0.1 |
| DEUX-SEVRES |
79 | 18 | 1.5 |
| DORDOGNE |
24 | 11 | 0.9 |
| DOUBS |
25 | 13 | 1.1 |
| DROME |
26 | 16 | 1.3 |
| HAUTE-LOIRE |
43 | 4 | 0.3 |
| HAUTE-MARNE |
52 | 220 | 17.8 |
| HAUTES-ALPES |
05 | 8 | 0.6 |
| HAUTE-SAONE |
70 | 3 | 0.2 |
| HAUT-RHIN |
68 | 12 | 1 |
| INDRE |
36 | 39 | 3.2 |
| ISERE |
38 | 19 | 1.5 |
| JURA |
39 | 6 | 0.5 |
| LOIRE |
42 | 15 | 1.2 |
| LOIR-ET-CHER |
41 | 2 | 0.2 |
| LOZERE |
48 | 1 | 0.1 |
| MAINE-ET-LOIRE |
49 | 1 | 0.1 |
| MARNE |
51 | 49 | 4 |
| MEURTHE-ET-MOSELLE |
54 | 199 | 16.1 |
| MEUSE |
55 | 169 | 13.7 |
| MOSELLE |
57 | 35 | 2.8 |
| NIEVRE |
58 | 14 | 1.1 |
| PUY-DE-DOME |
63 | 155 | 12.5 |
| RHONE |
69 | 2 | 0.2 |
| SAONE-ET-LOIRE |
71 | 40 | 3.2 |
| SAVOIE |
73 | 28 | 2.3 |
| VIENNE |
86 | 5 | 0.4 |
| VOSGES |
88 | 160 | 12.9 |
| YONNE |
89 | 7 | 0.6 |