| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | vaccination not given | 2382 |
99.8%
|
| 1995 | 2 |
0.1%
|
|
| 1997 | 1 |
0%
|
|
| 4444 | vaccinated, but no date | 0 |
0%
|
| 6666 | vaccination reported by mother | 2 |
0.1%
|
| 9997 | inconsisent | 0 |
0%
|
| 9998 | 0 |
0%
|
|
| Sysmiss | 19758 |