| Département | Code | Observation(s) | % des observations totales |
|---|
| ALPES-DE-HAUTE-PROVENCE |
04 | 5 | 6 |
| ALPES-MARITIMES |
06 | 3 | 3.6 |
| ARDECHE |
07 | 1 | 1.2 |
| ARDENNES |
08 | 1 | 1.2 |
| AUBE |
10 | 2 | 2.4 |
| BAS-RHIN |
67 | 25 | 30.1 |
| BOUCHES-DU-RHONE |
13 | 6 | 7.2 |
| CHARENTE-MARITIME |
17 | 2 | 2.4 |
| CHER |
18 | 1 | 1.2 |
| COTE-D'OR |
21 | 4 | 4.8 |
| DOUBS |
25 | 2 | 2.4 |
| DROME |
26 | 1 | 1.2 |
| EURE |
27 | 2 | 2.4 |
| HAUTE-CORSE |
2B | 2 | 2.4 |
| HAUTE-GARONNE |
31 | 4 | 4.8 |
| HAUTE-LOIRE |
43 | 1 | 1.2 |
| HAUTES-ALPES |
05 | 13 | 15.7 |
| HAUT-RHIN |
68 | 6 | 7.2 |
| HERAULT |
34 | 22 | 26.5 |
| INDRE |
36 | 2 | 2.4 |
| ISERE |
38 | 1 | 1.2 |
| JURA |
39 | 1 | 1.2 |
| LOIRE |
42 | 4 | 4.8 |
| LOIRET |
45 | 2 | 2.4 |
| MARNE |
51 | 1 | 1.2 |
| MOSELLE |
57 | 1 | 1.2 |
| NIEVRE |
58 | 14 | 16.9 |
| PUY-DE-DOME |
63 | 1 | 1.2 |
| PYRENEES-ORIENTALES |
66 | 6 | 7.2 |
| RHONE |
69 | 2 | 2.4 |
| SARTHE |
72 | 1 | 1.2 |
| SAVOIE |
73 | 10 | 12 |
| SEINE-ET-MARNE |
77 | 1 | 1.2 |
| SEINE-MARITIME |
76 | 8 | 9.6 |
| TERRITOIRE-DE-BELFORT |
90 | 4 | 4.8 |
| VAL-DE-MARNE |
94 | 1 | 1.2 |
| VAUCLUSE |
84 | 1 | 1.2 |
| VOSGES |
88 | 2 | 2.4 |
| YONNE |
89 | 1 | 1.2 |