| Value | Category | Cases | |
|---|---|---|---|
| 1 | Daily or almost daily | 3 |
0.6%
|
| 2 | Several times a week | 8 |
1.6%
|
| 3 | Only once in a while | 14 |
2.8%
|
| 4 | Rarely or never | 173 |
34%
|
| 5 | At first but not now | 37 |
7.3%
|
| 7 | N/A | 274 |
53.8%
|
| 8 | DK | 0 |
0%
|
| Sysmiss | 3 |