| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Never | 8 | 9 |
2.5%
|
| 2 | Once or twice | 48 | 52 |
14.3%
|
| 3 | More often | 298 | 306 |
83.3%
|
| 9 | 1 | 1 | ||
| Sysmiss | 6592 | 6183 |