| Value | Category | Cases | |
|---|---|---|---|
| 0 | no card | 2 |
14.3%
|
| 1 | yes, seen | 6 |
42.9%
|
| 2 | yes, not seen | 6 |
42.9%
|
| 3 | no longer has card | 0 |
0%
|
| Sysmiss | 5407 |