|
| Années | Valeurs | Variations (%) ** |
| 1961 | 16 380 |
|
| 1962 | 11 961 |
-26,98 |
| 1963 | 15 597 |
30,40 |
| 1964 | 14 451 |
-7,35 |
| 1965 | 18 032 |
24,78 |
| 1966 | 14 571 |
-19,19 |
| 1967 | 13 073 |
-10,28 |
| 1968 | 15 330 |
17,26 |
| 1969 | 12 624 |
-17,65 |
| 1970 | 10 453 |
-17,20 |
| 1971 | 12 834 |
22,78 |
| 1972 | 10 388 |
-19,06 |
| 1973 | 7 863 |
-24,31 |
| 1974 | 10 267 |
30,57 |
| 1975 | 11 873 |
15,64 |
| 1976 | 10 755 |
-9,42 |
| 1977 | 9 329 |
-13,26 |
| 1978 | 10 521 |
12,78 |
| 1979 | 9 590 |
-8,85 |
| 1980 | 5 464 |
-43,02 |
| 1981 | 2 737 |
-49,91 |
| 1982 | 4 815 |
75,92 |
| 1983 | 4 505 |
-6,44 |
| 1984 | 6 000 |
33,19 |
| 1985 | 4 839 |
-19,35 |
| 1986 | 4 428 |
-8,49 |
| 1987 | 2 000 |
-54,83 |
| 1988 | 1 400 |
-30,00 |
| 1989 | 900 |
-35,71 |
| 1990 | 2 300 |
155,56 |
| 1991 | 1 300 |
-43,48 |
| 1992 | 2 300 |
76,92 |
| 1993 | 3 920 |
70,43 |
| 1994 | 6 482 |
65,36 |
| 1995 | 5 516 |
-14,90 |
| 1996 | 2 901 |
-47,41 |
| 1997 | 18 300 |
530,82 |
| 1998 | 23 300 |
27,32 |
| 1999 | 76 284 |
227,40 |
| 2000 | 59 550 |
-21,94 |
| 2001 | 84 300 |
41,56 |
| 2002 | 62 300 |
-26,10 |
| 2003 | 81 300 |
30,50 |
| 2004 | 83 300 |
2,46 |
| 2005 | 83 000 |
-0,36 |
| 2006 | 53 555 |
-35,48 |
| 2007 | 36 760 |
-31,36 |
|
