| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 0 | vaccination not given | 792 |
45%
|
| 1994 | 7 |
0.4%
|
|
| 1995 | 80 |
4.5%
|
|
| 1996 | 120 |
6.8%
|
|
| 1997 | 224 |
12.7%
|
|
| 1998 | 443 |
25.2%
|
|
| 1999 | 56 |
3.2%
|
|
| 4444 | vaccinated, but no date | 10 |
0.6%
|
| 6666 | vaccination reported by mother | 23 |
1.3%
|
| 9997 | inconsisent | 4 |
0.2%
|
| Sysmiss | 4686 |