| Value | Category | Cases | |
|---|---|---|---|
| 0 | no card | 269 |
4.6%
|
| 1 | yes, seen | 4346 |
74.9%
|
| 2 | yes, not seen | 303 |
5.2%
|
| 3 | no longer has card | 885 |
15.3%
|
| Sysmiss | 32643 |