| Valeur | Catégorie | le cas | |
|---|---|---|---|
| 1974 | 1 |
0.6%
|
|
| 1978 | 2 |
1.1%
|
|
| 1979 | 1 |
0.6%
|
|
| 1980 | 2 |
1.1%
|
|
| 1981 | 3 |
1.7%
|
|
| 1982 | 1 |
0.6%
|
|
| 1983 | 2 |
1.1%
|
|
| 1984 | 1 |
0.6%
|
|
| 1985 | 1 |
0.6%
|
|
| 1986 | 3 |
1.7%
|
|
| 1987 | 4 |
2.3%
|
|
| 1988 | 2 |
1.1%
|
|
| 1990 | 4 |
2.3%
|
|
| 1991 | 2 |
1.1%
|
|
| 1992 | 3 |
1.7%
|
|
| 1993 | 2 |
1.1%
|
|
| 1994 | 3 |
1.7%
|
|
| 1995 | 2 |
1.1%
|
|
| 1996 | 8 |
4.6%
|
|
| 1997 | 4 |
2.3%
|
|
| 1998 | 9 |
5.1%
|
|
| 1999 | 8 |
4.6%
|
|
| 2000 | 5 |
2.9%
|
|
| 2001 | 11 |
6.3%
|
|
| 2002 | 17 |
9.7%
|
|
| 2003 | 16 |
9.1%
|
|
| 2004 | 8 |
4.6%
|
|
| 2005 | 10 |
5.7%
|
|
| 2006 | 17 |
9.7%
|
|
| 2007 | 15 |
8.6%
|
|
| 2008 | 8 |
4.6%
|
|
| Sysmiss | 1554 |