| value | category | cases | |
|---|---|---|---|
| 0 | Not weighed | 4387 |
59.5%
|
| 1 | From card | 1985 |
26.9%
|
| 2 | From recall | 414 |
5.6%
|
| 9 | Special answers | 581 |
7.9%
|
| Sysmiss | 5110 |