| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1 | month and year | 2207 |
68.5%
|
| 2 | month and age -y imp | 0 |
0%
|
| 3 | year and age - m imp | 569 |
17.7%
|
| 4 | y & age - y ignored | 138 |
4.3%
|
| 5 | year - a, m imp | 298 |
9.2%
|
| 6 | age - y, m imp | 4 |
0.1%
|
| 7 | month - a, y imp | 0 |
0%
|
| 8 | none - all imp | 7 |
0.2%
|
| Sysmiss | 3131 |