| Value | Category | Cases | |
|---|---|---|---|
| 0 | No card | 691 |
3.4%
|
| 1 | Yes, seen | 13640 |
68.1%
|
| 2 | Yes, not seen | 4237 |
21.1%
|
| 3 | No longer has card | 1473 |
7.3%
|
| 9 | 52 | ||
| Sysmiss | 63498 |