| Value | Category | Cases | |
|---|---|---|---|
| 0 | no card | 184 |
6.9%
|
| 1 | yes, seen | 1780 |
66.5%
|
| 2 | yes, not seen | 674 |
25.2%
|
| 3 | no longer has card | 40 |
1.5%
|
| Sysmiss | 2743 |