| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1981 | 1 |
1%
|
|
| 1983 | 1 |
1%
|
|
| 1985 | 1 |
1%
|
|
| 1986 | 3 |
3%
|
|
| 1989 | 4 |
4%
|
|
| 1990 | 1 |
1%
|
|
| 1992 | 4 |
4%
|
|
| 1993 | 5 |
5.1%
|
|
| 1994 | 4 |
4%
|
|
| 1995 | 2 |
2%
|
|
| 1996 | 2 |
2%
|
|
| 1997 | 4 |
4%
|
|
| 1998 | 6 |
6.1%
|
|
| 1999 | 7 |
7.1%
|
|
| 2000 | 9 |
9.1%
|
|
| 2001 | 7 |
7.1%
|
|
| 2002 | 11 |
11.1%
|
|
| 2003 | 11 |
11.1%
|
|
| 2004 | 16 |
16.2%
|
|
| Sysmiss | 9448 |