| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or, once or more per week | 348 |
3.6%
|
| 2 | Once or twice per month | 1139 |
11.8%
|
| 3 | Rarely | 4633 |
48%
|
| 4 | Never | 3408 |
35.3%
|
| 9 | 119 |
1.2%
|
|
| Sysmiss | 2362 |