| Value | Category | Cases | |
|---|---|---|---|
| 1 | Month and year - information complete | 4172 |
99.6%
|
| 2 | Month and age - year imputed | 0 |
0%
|
| 3 | Year and age - month imputed | 14 |
0.3%
|
| 4 | Year and age - year ignored | 0 |
0%
|
| 5 | Year - age/month imputed | 4 |
0.1%
|
| 6 | Age - year/month imputed | 0 |
0%
|
| 7 | Month - age/year imputed | 0 |
0%
|
| 8 | None - all imputed | 0 |
0%
|
| Sysmiss | 1075 |