Value | Category | Cases | |
---|---|---|---|
1 | yes (immunisation card) | 21155 |
41.1%
|
2 | yes (memory) | 20055 |
38.9%
|
3 | no | 9342 |
18.1%
|
4 | do not know | 948 |
1.8%
|
Sysmiss | 11931 |