| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | Month and year | 305 |
26.8%
|
| 2 | Month and age -y imp | 2 |
0.2%
|
| 3 | Year and age - m imp | 0 |
0%
|
| 5 | Year - a, m imp | 610 |
53.6%
|
| 6 | Age - y, m imp | 216 |
19%
|
| 7 | Month - a, y imp | 0 |
0%
|
| 8 | None - all imp | 4 |
0.4%
|
| Sysmiss | 8 |