| Value | Category | Cases | |
|---|---|---|---|
| 0 | No card | 1 |
4%
|
| 1 | Yes, seen | 11 |
44%
|
| 2 | Yes, not seen | 8 |
32%
|
| 3 | No longer has card | 5 |
20%
|
| 9 | 1 | ||
| Sysmiss | 31053 |