| Value | Category | Cases | |
|---|---|---|---|
| 0 | no card | 105 |
2.8%
|
| 1 | yes, seen | 2408 |
64.2%
|
| 2 | yes, not seen | 1004 |
26.8%
|
| 3 | no longer has card | 236 |
6.3%
|
| Sysmiss | 236 |