| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no net | 4 |
80%
|
| 1 | only treated nets | 1 |
20%
|
| 2 | both treated and untreated nets | 0 |
0%
|
| 3 | only untreated nets | 0 |
0%
|
| Sysmiss | 15709 |