| Valeur | Catégorie | le cas | |
|---|---|---|---|
| -1 | Non réponse | 2 |
6.9%
|
| 1949 | 1 |
3.4%
|
|
| 1965 | 1 |
3.4%
|
|
| 1971 | 1 |
3.4%
|
|
| 1973 | 1 |
3.4%
|
|
| 1980 | 2 |
6.9%
|
|
| 1982 | 3 |
10.3%
|
|
| 1987 | 1 |
3.4%
|
|
| 1988 | 1 |
3.4%
|
|
| 1989 | 1 |
3.4%
|
|
| 1991 | 1 |
3.4%
|
|
| 1993 | 1 |
3.4%
|
|
| 1995 | 4 |
13.8%
|
|
| 1997 | 1 |
3.4%
|
|
| 1998 | 1 |
3.4%
|
|
| 9999 | 7 |
24.1%
|
|
| Sysmiss | 1255 |