| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year - information complete | 16393 |
83.4%
|
| 2 | Month and age - year imputed | 6 |
0%
|
| 3 | Year and age - month imputed | 0 |
0%
|
| 5 | Year - age/month imputed | 2738 |
13.9%
|
| 6 | Age - year/month imputed | 466 |
2.4%
|
| 7 | Month - age/year imputed | 26 |
0.1%
|
| 8 | None - all imputed | 34 |
0.2%
|
| Sysmiss | 1301 |