| Value | Category | Cases | |
|---|---|---|---|
| 1 | Every few days | 4 |
1.9%
|
| 2 | Every few weeks | 24 |
11.4%
|
| 3 | Every few months | 95 |
45.2%
|
| 4 | Not at all | 52 |
24.8%
|
| Sysmiss | 35 |
16.7%
|