| Value | Category | Cases | |
|---|---|---|---|
| 1 | almost never | 531 |
15.4%
|
| 2 | often | 1161 |
33.6%
|
| 3 | daily | 287 |
8.3%
|
| 7 | na | 1474 |
42.7%
|
| Sysmiss | 47855 |