| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | Month and year - information complete | 9539 |
64.2%
|
| 2 | Month and age - year imputed | 35 |
0.2%
|
| 3 | Year and age - month imputed | 0 |
0%
|
| 5 | Year - age/month imputed | 3970 |
26.7%
|
| 6 | Age - year/month imputed | 1311 |
8.8%
|
| 7 | Month - age/year imputed | 0 |
0%
|
| 8 | None - all imputed | 7 |
0%
|
| Sysmiss | 182 |