| Département | Code | Observation(s) | % des observations totales |
|---|
| ALPES-MARITIMES |
06 | 1 | 2.3 |
| ARDENNES |
08 | 2 | 4.5 |
| AUBE |
10 | 2 | 4.5 |
| CANTAL |
15 | 1 | 2.3 |
| CHARENTE-MARITIME |
17 | 4 | 9.1 |
| CORREZE |
19 | 2 | 4.5 |
| FINISTERE |
29 | 6 | 13.6 |
| GARD |
30 | 2 | 4.5 |
| GIRONDE |
33 | 1 | 2.3 |
| HAUTE-CORSE |
2B | 2 | 4.5 |
| HAUTE-GARONNE |
31 | 1 | 2.3 |
| HAUTES-ALPES |
05 | 2 | 4.5 |
| HAUTES-PYRENEES |
65 | 2 | 4.5 |
| HAUT-RHIN |
68 | 1 | 2.3 |
| INDRE |
36 | 1 | 2.3 |
| INDRE-ET-LOIRE |
37 | 1 | 2.3 |
| LOZERE |
48 | 1 | 2.3 |
| MANCHE |
50 | 19 | 43.2 |
| MEURTHE-ET-MOSELLE |
54 | 5 | 11.4 |
| MEUSE |
55 | 8 | 18.2 |
| MORBIHAN |
56 | 1 | 2.3 |
| NORD |
59 | 2 | 4.5 |
| ORNE |
61 | 1 | 2.3 |
| PAS-DE-CALAIS |
62 | 1 | 2.3 |
| PUY-DE-DOME |
63 | 5 | 11.4 |
| PYRENEES-ORIENTALES |
66 | 2 | 4.5 |
| SARTHE |
72 | 4 | 9.1 |
| SAVOIE |
73 | 2 | 4.5 |
| SEINE-MARITIME |
76 | 1 | 2.3 |
| SOMME |
80 | 1 | 2.3 |
| VOSGES |
88 | 3 | 6.8 |