| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1048 |
46.1%
|
| 2 | Very rarely | 817 |
35.9%
|
| 3 | Often | 307 |
13.5%
|
| 4 | Daily | 58 |
2.6%
|
| 77 | Don't know | 29 |
1.3%
|
| 88 | Refused | 14 |
0.6%
|
| Sysmiss | 90 |