| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | month and year | 1684 |
64.2%
|
| 2 | month and age -y imp | 0 |
0%
|
| 3 | year and age - m imp | 486 |
18.5%
|
| 4 | y & age - y ignored | 117 |
4.5%
|
| 5 | year - a, m imp | 328 |
12.5%
|
| 6 | age - y, m imp | 3 |
0.1%
|
| 7 | month - a, y imp | 0 |
0%
|
| 8 | none - all imp | 5 |
0.2%
|
| Sysmiss | 3731 |