| Département | Code | Observation(s) | % des observations totales |
|---|
| AUBE |
10 | 1 | 1.5 |
| BAS-RHIN |
67 | 2 | 3 |
| CALVADOS |
14 | 1 | 1.5 |
| CHARENTE-MARITIME |
17 | 13 | 19.7 |
| CHER |
18 | 1 | 1.5 |
| COTES-D'ARMOR |
22 | 1 | 1.5 |
| DORDOGNE |
24 | 1 | 1.5 |
| DOUBS |
25 | 3 | 4.5 |
| DROME |
26 | 1 | 1.5 |
| EURE |
27 | 2 | 3 |
| EURE-ET-LOIR |
28 | 5 | 7.6 |
| FINISTERE |
29 | 7 | 10.6 |
| GIRONDE |
33 | 1 | 1.5 |
| HAUTE-GARONNE |
31 | 12 | 18.2 |
| HAUTE-MARNE |
52 | 4 | 6.1 |
| HAUTES-PYRENEES |
65 | 1 | 1.5 |
| HAUTS-DE-SEINE |
92 | 1 | 1.5 |
| HERAULT |
34 | 13 | 19.7 |
| ILLE-ET-VILAINE |
35 | 5 | 7.6 |
| INDRE |
36 | 23 | 34.8 |
| INDRE-ET-LOIRE |
37 | 2 | 3 |
| JURA |
39 | 1 | 1.5 |
| LOIRE-ATLANTIQUE |
44 | 2 | 3 |
| LOIRET |
45 | 3 | 4.5 |
| LOIR-ET-CHER |
41 | 1 | 1.5 |
| MAINE-ET-LOIRE |
49 | 1 | 1.5 |
| MANCHE |
50 | 2 | 3 |
| MARNE |
51 | 1 | 1.5 |
| MAYENNE |
53 | 1 | 1.5 |
| MORBIHAN |
56 | 4 | 6.1 |
| MOSELLE |
57 | 4 | 6.1 |
| NIEVRE |
58 | 2 | 3 |
| NORD |
59 | 1 | 1.5 |
| PARIS |
75 | 1 | 1.5 |
| PUY-DE-DOME |
63 | 5 | 7.6 |
| PYRENEES-ATLANTIQUES |
64 | 1 | 1.5 |
| SAONE-ET-LOIRE |
71 | 4 | 6.1 |
| SARTHE |
72 | 11 | 16.7 |
| SAVOIE |
73 | 9 | 13.6 |
| SEINE-ET-MARNE |
77 | 1 | 1.5 |
| SEINE-MARITIME |
76 | 2 | 3 |
| VAR |
83 | 3 | 4.5 |