Valeur | Catégorie | le cas | |
---|---|---|---|
0 | Neither certificate or registered | 25 |
26%
|
1 | Has certificate | 42 |
43.8%
|
2 | Registered | 28 |
29.2%
|
8 | Don't know | 1 |
1%
|
Sysmiss | 14328 |