| Value | Category | Cases | |
|---|---|---|---|
| 1 | month and year - information complete | 968 |
95.9%
|
| 2 | month and age - year imputed | 0 |
0%
|
| 3 | year and age - month imputed | 29 |
2.9%
|
| 4 | year and age - year ignored | 0 |
0%
|
| 5 | year - age/month imputed | 12 |
1.2%
|
| 6 | age - year/month imputed | 0 |
0%
|
| 7 | month - age/year imputed | 0 |
0%
|
| 8 | none - all imputed | 0 |
0%
|
| Sysmiss | 4385 |