| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | no | 864 |
8.8%
|
| 1 | vaccination date on card | 6947 |
70.7%
|
| 2 | reported by mother | 1988 |
20.2%
|
| 3 | vaccination marked on card | 5 |
0.1%
|
| 8 | don't know | 1 |
0%
|
| 9 | 17 |
0.2%
|
|
| Sysmiss | 7265 |