| Value | Category | Cases | |
|---|---|---|---|
| 44 | Vaccination given but no date recorded | 18 |
0.6%
|
| 55 | invalid dates | 12 |
0.4%
|
| 66 | Vaccination given but date not legible | 5 |
0.2%
|
| 99 | Not Applicable | 2991 |
98.8%
|
| Sysmiss | 926 |