| Département | Code | Observation(s) | % des observations totales |
|---|
| ALPES-DE-HAUTE-PROVENCE |
04 | 1 | 0.5 |
| ARDENNES |
08 | 1 | 0.5 |
| ARIEGE |
09 | 1 | 0.5 |
| AUBE |
10 | 1 | 0.5 |
| BAS-RHIN |
67 | 2 | 1.1 |
| BOUCHES-DU-RHONE |
13 | 20 | 10.9 |
| CHARENTE-MARITIME |
17 | 13 | 7.1 |
| CHER |
18 | 1 | 0.5 |
| CORREZE |
19 | 1 | 0.5 |
| CREUSE |
23 | 1 | 0.5 |
| DOUBS |
25 | 1 | 0.5 |
| EURE |
27 | 5 | 2.7 |
| EURE-ET-LOIR |
28 | 1 | 0.5 |
| FINISTERE |
29 | 11 | 6 |
| GIRONDE |
33 | 3 | 1.6 |
| HAUTE-CORSE |
2B | 1 | 0.5 |
| HAUTE-MARNE |
52 | 2 | 1.1 |
| HAUTES-ALPES |
05 | 19 | 10.4 |
| HAUTE-SAVOIE |
74 | 3 | 1.6 |
| HAUTES-PYRENEES |
65 | 1 | 0.5 |
| HAUTE-VIENNE |
87 | 1 | 0.5 |
| HAUT-RHIN |
68 | 4 | 2.2 |
| HERAULT |
34 | 1 | 0.5 |
| ILLE-ET-VILAINE |
35 | 28 | 15.3 |
| INDRE |
36 | 5 | 2.7 |
| LOIRE |
42 | 2 | 1.1 |
| LOIRE-ATLANTIQUE |
44 | 1 | 0.5 |
| MANCHE |
50 | 4 | 2.2 |
| MARNE |
51 | 6 | 3.3 |
| MAYENNE |
53 | 1 | 0.5 |
| MEURTHE-ET-MOSELLE |
54 | 2 | 1.1 |
| MEUSE |
55 | 2 | 1.1 |
| MORBIHAN |
56 | 2 | 1.1 |
| MOSELLE |
57 | 8 | 4.4 |
| NORD |
59 | 2 | 1.1 |
| PUY-DE-DOME |
63 | 2 | 1.1 |
| PYRENEES-ATLANTIQUES |
64 | 1 | 0.5 |
| SAONE-ET-LOIRE |
71 | 7 | 3.8 |
| SAVOIE |
73 | 3 | 1.6 |
| SEINE-MARITIME |
76 | 17 | 9.3 |
| SOMME |
80 | 14 | 7.7 |
| VOSGES |
88 | 2 | 1.1 |
| YVELINES |
78 | 1 | 0.5 |