| Département | Code | Observation(s) | % des observations totales |
|---|
| AISNE |
02 | 6 | 5 |
| ARDENNES |
08 | 3 | 2.5 |
| ARIEGE |
09 | 9 | 7.6 |
| BAS-RHIN |
67 | 7 | 5.9 |
| CHARENTE-MARITIME |
17 | 6 | 5 |
| CHER |
18 | 1 | 0.8 |
| CORREZE |
19 | 2 | 1.7 |
| CREUSE |
23 | 2 | 1.7 |
| DEUX-SEVRES |
79 | 2 | 1.7 |
| EURE |
27 | 3 | 2.5 |
| EURE-ET-LOIR |
28 | 1 | 0.8 |
| HAUTE-GARONNE |
31 | 1 | 0.8 |
| HAUTE-SAONE |
70 | 2 | 1.7 |
| HAUTES-PYRENEES |
65 | 2 | 1.7 |
| HAUTE-VIENNE |
87 | 1 | 0.8 |
| HAUT-RHIN |
68 | 2 | 1.7 |
| ILLE-ET-VILAINE |
35 | 1 | 0.8 |
| INDRE |
36 | 6 | 5 |
| ISERE |
38 | 2 | 1.7 |
| JURA |
39 | 3 | 2.5 |
| LOIRET |
45 | 1 | 0.8 |
| LOIR-ET-CHER |
41 | 2 | 1.7 |
| LOT |
46 | 1 | 0.8 |
| LOT-ET-GARONNE |
47 | 3 | 2.5 |
| MAINE-ET-LOIRE |
49 | 1 | 0.8 |
| MANCHE |
50 | 1 | 0.8 |
| MAYENNE |
53 | 1 | 0.8 |
| MEURTHE-ET-MOSELLE |
54 | 4 | 3.4 |
| MEUSE |
55 | 7 | 5.9 |
| MORBIHAN |
56 | 6 | 5 |
| MOSELLE |
57 | 3 | 2.5 |
| NIEVRE |
58 | 1 | 0.8 |
| NORD |
59 | 2 | 1.7 |
| OISE |
60 | 3 | 2.5 |
| PAS-DE-CALAIS |
62 | 2 | 1.7 |
| PUY-DE-DOME |
63 | 1 | 0.8 |
| PYRENEES-ATLANTIQUES |
64 | 4 | 3.4 |
| PYRENEES-ORIENTALES |
66 | 2 | 1.7 |
| SAONE-ET-LOIRE |
71 | 23 | 19.3 |
| SARTHE |
72 | 18 | 15.1 |
| SEINE-MARITIME |
76 | 22 | 18.5 |
| SOMME |
80 | 3 | 2.5 |
| TERRITOIRE-DE-BELFORT |
90 | 1 | 0.8 |
| VAL-DE-MARNE |
94 | 1 | 0.8 |
| VOSGES |
88 | 10 | 8.4 |
| YVELINES |
78 | 3 | 2.5 |