| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 189 |
95.5%
|
| 1 | Once | 0 |
0%
|
| 2 | A few times | 8 |
4%
|
| 3 | Often | 1 |
0.5%
|
| 88 | I don't know | 0 |
0%
|
| 999 | I don't wish to answer | 0 |
0%
|
| Sysmiss | 51 |