| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes, card seen | 89 |
37.4%
|
| 2 | yes, card not seen | 90 |
37.8%
|
| 3 | no | 56 |
23.5%
|
| 8 | don't know | 3 |
1.3%
|
| Sysmiss | 567 |