Valeur | Catégorie | le cas | |
---|---|---|---|
0 | Never | 2347 |
46.4%
|
1 | Once or twice | 2130 |
42.1%
|
2 | More Often | 556 |
11%
|
9 | 27 |
0.5%
|
|
Sysmiss | 28 |