| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Never | 71 |
6.3%
|
| 2 | 2. >= 1* year | 283 |
25.3%
|
| 3 | 3. >= 1* mnth | 239 |
21.4%
|
| 4 | 4. >= 1* week | 177 |
15.8%
|
| 5 | 5. Daily | 326 |
29.1%
|
| 9 | 9. Miss | 23 |
2.1%
|
| Sysmiss | 294 |