Année de l'acquisition
Coefficient à appliquer
1920
609,441
1921
678,987
1922
717,786
1923
657,275
1924
572,411
1925
533,261
1926
403,754
1927
381,286
1928
387,162
1929
364,094
1930
365,862
1931
371,268
1932
414,107
1933
434,813
1934
460,494
1935
513,869
1936
471,047
1937
370,053
1938
320,259
1939
296,334
1940
248,738
1941
212,903
1942
182,635
1943
143,284
1944
112,321
1945
81,390
1946
49,660
1947
31,088
1948
19,612
1949
19,113
1950
17,188
1951
14,691
1952
13,145
1953
13,300
1954
13,338
1955
13,190
1956
12,940
1957
12,601
1958
10,948
1959
10,314
1960
9,952
1961
9,635
1962
9,193
1963
8,770
1964
8,479
1965
8,273
1966
8,055
1967
7,842
1968
7,503
1969
7,049
1970
6,699
1971
6,350
1972
5,982
1973
5,573
1974
4,901
1975
4,384
1976
4,000
1977
3,657
1978
3,353
1979
3,027
1980
2,674
1981
2,359
1982
2,109
1983
1,926
1984
1,789
1985
1,688
1986
1,648
1987
1,595
1988
1,555
1989
1,504
1990
1,454
1991
1,409
1992
1,376
1993
1,352
1994
1,334
1995
1,312
1996
1,287
1997
1,274
1998
1,266
1999
1,260
2000
1,240
2001
1,221
2002
1,200
2003
1,178
2004
1,159
2005
1,138
2006
1,120
2007
1,103
2008
1,073
2009
2010
1,057
2011
1,036
2012
1,018
2013
1,000