| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | Never | 59779 |
72.8%
|
| 1 | Daily | 16879 |
20.6%
|
| 2 | Weekly | 3566 |
4.3%
|
| 3 | Monthly | 539 |
0.7%
|
| 4 | Less than monthly | 1310 |
1.6%
|
| 9 | 22 |
0%
|