| Value | Category | Cases | |
|---|---|---|---|
| 1 | 6 |
0.5%
|
|
| 2 | 1960-1994 | 1158 |
88.9%
|
| 3 | apres 1994 | 41 |
3.1%
|
| 4 | avant 1960 | 98 |
7.5%
|
| Sysmiss | 71 |