| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no net | 12351 |
78.6%
|
| 1 | only treated nets | 2031 |
12.9%
|
| 2 | both treated and untreated nets | 9 |
0.1%
|
| 3 | only untreated nets | 1323 |
8.4%
|