| Value | Category | Cases | |
|---|---|---|---|
| 1 | month and year - information complete | 5511 |
95.6%
|
| 2 | month and age - year imputed | 4 |
0.1%
|
| 3 | year and age - month imputed | 0 |
0%
|
| 5 | year - age/month imputed | 228 |
4%
|
| 6 | age - year/month imputed | 22 |
0.4%
|
| 7 | month - age/year imputed | 0 |
0%
|
| 8 | none - all imputed | 0 |
0%
|
| Sysmiss | 34629 |