| Value | Category | Cases | |
|---|---|---|---|
| 1 | rarely (1-2 times in past 4 weeks) | 25 |
39.7%
|
| 2 | sometimes (3-10 times in past 4 weeks) | 37 |
58.7%
|
| 3 | often (more than 10 times in past 4 weeks) | 1 |
1.6%
|
| 77 | refused | 0 |
0%
|
| 88 | don't know | 0 |
0%
|
| 99 | missing | 0 |
0%
|
| Sysmiss | 4907 |