| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 1737 |
49.2%
|
| 1 | Once a hour or more often | 365 |
10.3%
|
| 2 | Once a day | 493 |
14%
|
| 3 | Once a month | 356 |
10.1%
|
| 4 | Less than once a month | 583 |
16.5%
|
| Sysmiss | 11343 |