| Value | Category | Cases | |
|---|---|---|---|
| 1 | never | 1331 |
58.6%
|
| 2 | less than monthly | 640 |
28.2%
|
| 3 | monthly | 139 |
6.1%
|
| 4 | weekly | 106 |
4.7%
|
| 5 | daily or almost daily | 54 |
2.4%
|
| Sysmiss | 3802 |