Valeur | Catégorie | le cas | |
---|---|---|---|
0 | Never | 6392 |
42.8%
|
1 | Once or twice | 6675 |
44.7%
|
2 | More Often | 1775 |
11.9%
|
9 | 91 |
0.6%
|
|
Sysmiss | 111 |