| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | month and year | 487 |
32.2%
|
| 2 | month and age -y imp | 2 |
0.1%
|
| 3 | year and age - m imp | 0 |
0%
|
| 5 | year - a, m imp | 647 |
42.8%
|
| 6 | age - y, m imp | 359 |
23.7%
|
| 7 | month - a, y imp | 1 |
0.1%
|
| 8 | none - all imp | 17 |
1.1%
|
| Sysmiss | 1128 |