| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no | 1441 |
24.7%
|
| 1 | vaccination date on card | 1857 |
31.8%
|
| 2 | reported by mother | 2354 |
40.3%
|
| 3 | vaccination marked on card | 139 |
2.4%
|
| 8 | don't know | 51 |
0.9%
|
| Sysmiss | 9872 |