|
| Années | Valeurs | Variations (%) ** |
| 1961 | 2 870 |
|
| 1962 | 2 789 |
-2,82 |
| 1963 | 2 396 |
-14,09 |
| 1964 | 2 733 |
14,07 |
| 1965 | 2 447 |
-10,46 |
| 1966 | 2 174 |
-11,16 |
| 1967 | 1 642 |
-24,47 |
| 1968 | 1 864 |
13,52 |
| 1969 | 1 857 |
-0,38 |
| 1970 | 2 163 |
16,48 |
| 1971 | 1 872 |
-13,45 |
| 1972 | 2 378 |
27,03 |
| 1973 | 1 952 |
-17,91 |
| 1974 | 1 618 |
-17,11 |
| 1975 | 1 780 |
10,01 |
| 1976 | 1 646 |
-7,53 |
| 1977 | 1 692 |
2,79 |
| 1978 | 1 797 |
6,21 |
| 1979 | 1 366 |
-23,98 |
| 1980 | 1 752 |
28,26 |
| 1981 | 1 752 |
0,00 |
| 1982 | 2 408 |
37,44 |
| 1983 | 2 302 |
-4,40 |
| 1984 | 2 812 |
22,15 |
| 1985 | 2 380 |
-15,36 |
| 1986 | 2 406 |
1,09 |
| 1987 | 3 186 |
32,42 |
| 1988 | 1 549 |
-51,38 |
| 1989 | 1 386 |
-10,52 |
| 1990 | 2 104 |
51,80 |
| 1991 | 1 750 |
-16,83 |
| 1992 | 2 478 |
41,60 |
| 1993 | 2 522 |
1,78 |
| 1994 | 2 576 |
2,14 |
| 1995 | 2 538 |
-1,48 |
| 1996 | 1 407 |
-44,56 |
| 1997 | 1 653 |
17,48 |
| 1998 | 1 687 |
2,06 |
| 1999 | 1 036 |
-38,59 |
| 2000 | 1 100 |
6,18 |
| 2001 | 1 150 |
4,55 |
| 2002 | 1 000 |
-13,04 |
| 2003 | 1 150 |
15,00 |
| 2004 | 1 177 |
2,35 |
| 2005 | 550 |
-53,27 |
| 2006 | 595 |
8,18 |
| 2007 | 1 915 |
221,85 |
| 2008 | 1 015 |
-47,00 |
| 2009 | 1 108 |
9,16 |
| 2010 | 1 368 |
23,47 |
| 2011 | 499 |
-63,52 |
| 2012 | 1 393 |
179,16 |
| 2013 | 997 |
-28,43 |
|
