| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No card | 0 |
0%
|
| 1 | Yes, seen | 1 |
100%
|
| 2 | Yes, not seen | 0 |
0%
|
| 3 | No longer has card | 0 |
0%
|
| Sysmiss | 3049 |