| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1982 | 1 |
4.5%
|
|
| 1984 | 2 |
9.1%
|
|
| 1985 | 2 |
9.1%
|
|
| 1987 | 1 |
4.5%
|
|
| 1988 | 3 |
13.6%
|
|
| 1989 | 1 |
4.5%
|
|
| 1990 | 1 |
4.5%
|
|
| 1991 | 2 |
9.1%
|
|
| 1992 | 1 |
4.5%
|
|
| 1993 | 1 |
4.5%
|
|
| 1994 | 1 |
4.5%
|
|
| 1996 | 3 |
13.6%
|
|
| 1997 | 2 |
9.1%
|
|
| 1998 | 1 |
4.5%
|
|
| Sysmiss | 852 |