| Value | Category | Cases | |
|---|---|---|---|
| -9 | 1 |
0%
|
|
| 44 | Vaccination given but no date recorded | 15 |
0.4%
|
| 55 | invalid dates | 19 |
0.5%
|
| 66 | Vaccination given but date not legible | 4 |
0.1%
|
| 95 | 1 |
0%
|
|
| 99 | Not Applicable | 4082 |
99%
|
| Sysmiss | 218 |