| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year - information complete | 7900 |
95.1%
|
| 2 | Month and age - year imputed | 6 |
0.1%
|
| 3 | Year and age - month imputed | 0 |
0%
|
| 5 | Year - age/month imputed | 374 |
4.5%
|
| 6 | Age - year/month imputed | 28 |
0.3%
|
| 7 | Month - age/year imputed | 0 |
0%
|
| 8 | None - all imputed | 1 |
0%
|
| Sysmiss | 5481 |