| Département | Code | Observation(s) | % des observations totales |
|---|
| AIN |
01 | 1 | 0.1 |
| AISNE |
02 | 3 | 0.4 |
| ALPES-DE-HAUTE-PROVENCE |
04 | 4 | 0.5 |
| ALPES-MARITIMES |
06 | 9 | 1.1 |
| ARDECHE |
07 | 11 | 1.3 |
| ARDENNES |
08 | 1 | 0.1 |
| ARIEGE |
09 | 13 | 1.6 |
| AUDE |
11 | 55 | 6.7 |
| AVEYRON |
12 | 2 | 0.2 |
| BOUCHES-DU-RHONE |
13 | 148 | 18 |
| CHARENTE |
16 | 3 | 0.4 |
| CHARENTE-MARITIME |
17 | 233 | 28.3 |
| CHER |
18 | 15 | 1.8 |
| CORSE-DU-SUD |
2A | 20 | 2.4 |
| COTE-D'OR |
21 | 1 | 0.1 |
| COTES-D'ARMOR |
22 | 1 | 0.1 |
| DEUX-SEVRES |
79 | 13 | 1.6 |
| DORDOGNE |
24 | 10 | 1.2 |
| DROME |
26 | 11 | 1.3 |
| ESSONNE |
91 | 2 | 0.2 |
| EURE |
27 | 3 | 0.4 |
| EURE-ET-LOIR |
28 | 7 | 0.9 |
| GARD |
30 | 64 | 7.8 |
| GERS |
32 | 4 | 0.5 |
| GIRONDE |
33 | 3 | 0.4 |
| HAUTE-CORSE |
2B | 20 | 2.4 |
| HAUTE-GARONNE |
31 | 66 | 8 |
| HAUTE-VIENNE |
87 | 2 | 0.2 |
| HERAULT |
34 | 121 | 14.7 |
| ILLE-ET-VILAINE |
35 | 6 | 0.7 |
| INDRE |
36 | 483 | 58.8 |
| INDRE-ET-LOIRE |
37 | 7 | 0.9 |
| ISERE |
38 | 6 | 0.7 |
| LANDES |
40 | 1 | 0.1 |
| LOIRE |
42 | 10 | 1.2 |
| LOIRET |
45 | 1 | 0.1 |
| LOIR-ET-CHER |
41 | 15 | 1.8 |
| LOT |
46 | 2 | 0.2 |
| LOT-ET-GARONNE |
47 | 5 | 0.6 |
| MAINE-ET-LOIRE |
49 | 27 | 3.3 |
| MAYENNE |
53 | 1 | 0.1 |
| MORBIHAN |
56 | 19 | 2.3 |
| NIEVRE |
58 | 12 | 1.5 |
| OISE |
60 | 3 | 0.4 |
| ORNE |
61 | 2 | 0.2 |
| PYRENEES-ATLANTIQUES |
64 | 3 | 0.4 |
| PYRENEES-ORIENTALES |
66 | 78 | 9.5 |
| RHONE |
69 | 3 | 0.4 |
| SAONE-ET-LOIRE |
71 | 4 | 0.5 |
| SARTHE |
72 | 38 | 4.6 |
| SAVOIE |
73 | 6 | 0.7 |
| SEINE-ET-MARNE |
77 | 5 | 0.6 |
| SEINE-MARITIME |
76 | 29 | 3.5 |
| SEINE-SAINT-DENIS |
93 | 2 | 0.2 |
| SOMME |
80 | 1 | 0.1 |
| TARN |
81 | 2 | 0.2 |
| TARN-ET-GARONNE |
82 | 63 | 7.7 |
| VAL-DE-MARNE |
94 | 7 | 0.9 |
| VAL-D'OISE |
95 | 1 | 0.1 |
| VAR |
83 | 39 | 4.7 |
| VAUCLUSE |
84 | 6 | 0.7 |
| VENDEE |
85 | 22 | 2.7 |
| VIENNE |
86 | 111 | 13.5 |
| YVELINES |
78 | 10 | 1.2 |