| value | category | cases | |
|---|---|---|---|
| 0 | Not weighed | 160 |
68.7%
|
| 1 | From card | 25 |
10.7%
|
| 2 | From recall | 14 |
6%
|
| 9 | Special answers | 34 |
14.6%
|
| Sysmiss | 12244 |