Valeur | Catégorie | le cas | |
---|---|---|---|
0 | no net | 1635 |
26.7%
|
1 | only treated nets | 4399 |
71.8%
|
2 | both treated and untreated nets | 0 |
0%
|
3 | only untreated nets | 94 |
1.5%
|
Sysmiss | 11531 |