Valeur | Catégorie | Enregistrements | |
---|---|---|---|
0 | Neither certificate or registered | 7 |
43.8%
|
1 | Has certificate | 5 |
31.3%
|
2 | Registered | 3 |
18.8%
|
8 | Don't know | 1 |
6.3%
|
Sysmiss | 9670 |