| Value | Category | Cases | |
|---|---|---|---|
| 44 | Vaccination given but no date recorded | 20 |
0.7%
|
| 55 | invalid dates | 11 |
0.4%
|
| 66 | Vaccination given but date not legible | 3 |
0.1%
|
| 99 | Not Applicable | 2992 |
98.9%
|
| Sysmiss | 926 |