| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | No card | 1 |
8.3%
|
| 1 | Yes, seen | 1 |
8.3%
|
| 2 | Yes, not seen | 6 |
50%
|
| 3 | No longer has card | 4 |
33.3%
|
| 9 | 5 | ||
| Sysmiss | 5312 |