| value | category | cases | |
|---|---|---|---|
| 1 | month and year - information complete | 36431 |
95.9%
|
| 2 | month and age - year imputed | 7 |
0%
|
| 3 | year and age - month imputed | 746 |
2%
|
| 4 | year and age - year ignored | 0 |
0%
|
| 5 | year - age/month imputed | 470 |
1.2%
|
| 6 | age - year/month imputed | 55 |
0.1%
|
| 7 | month - age/year imputed | 26 |
0.1%
|
| 8 | none - all imputed | 249 |
0.7%
|