| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 1 | Then | 470 | 493 |
53.4%
|
| 2 | Later | 303 | 306 |
33.2%
|
| 3 | Not at all | 123 | 124 |
13.4%
|
| 9 | 23 | 22 | ||
| Sysmiss | 9703 | 9476 |