| Valeur | Modalité | Cas | |
|---|---|---|---|
| 1973 | 45 |
1.6%
|
|
| 1974 | 42 |
1.5%
|
|
| 1975 | 68 |
2.4%
|
|
| 1976 | 75 |
2.6%
|
|
| 1977 | 81 |
2.8%
|
|
| 1978 | 90 |
3.1%
|
|
| 1979 | 118 |
4.1%
|
|
| 1980 | 108 |
3.8%
|
|
| 1981 | 132 |
4.6%
|
|
| 1982 | 119 |
4.2%
|
|
| 1983 | 104 |
3.6%
|
|
| 1984 | 126 |
4.4%
|
|
| 1985 | 112 |
3.9%
|
|
| 1986 | 131 |
4.6%
|
|
| 1987 | 123 |
4.3%
|
|
| 1988 | 125 |
4.4%
|
|
| 1989 | 132 |
4.6%
|
|
| 1990 | 123 |
4.3%
|
|
| 1991 | 94 |
3.3%
|
|
| 1992 | 86 |
3%
|
|
| 1993 | 72 |
2.5%
|
|
| 1994 | 80 |
2.8%
|
|
| 1995 | 75 |
2.6%
|
|
| 1996 | 97 |
3.4%
|
|
| 1997 | 92 |
3.2%
|
|
| 1998 | 87 |
3%
|
|
| 1999 | 82 |
2.9%
|
|
| 2000 | 78 |
2.7%
|
|
| 2001 | 44 |
1.5%
|
|
| 2002 | 35 |
1.2%
|
|
| 2003 | 24 |
0.8%
|
|
| 2004 | 17 |
0.6%
|
|
| Sysmiss | 45 |