Année de l'acquisition
Coefficient à appliquer
1920
612,178
1921
682,036
1922
721,010
1923
660,227
1924
574,982
1925
535,656
1926
405,568
1927
382,998
1928
388,901
1929
365,730
1930
367,505
1931
372,936
1932
415,967
1933
436,766
1934
462,562
1935
516,177
1936
473,163
1937
371,715
1938
321,697
1939
297,665
1940
249,855
1941
213,859
1942
183,456
1943
143,928
1944
112,826
1945
81,756
1946
49,883
1947
31,228
1948
19,700
1949
19,198
1950
17,265
1951
14,757
1952
13,204
1953
13,360
1954
13,398
1955
13,249
1956
12,998
1957
12,658
1958
10,997
1959
10,361
1960
9,996
1961
9,678
1962
9,234
1963
8,810
1964
8,517
1965
8,310
1966
8,091
1967
7,878
1968
7,537
1969
7,080
1970
6,729
1971
6,379
1972
6,008
1973
5,599
1974
4,923
1975
4,404
1976
4,018
1977
3,673
1978
3,368
1979
3,041
1980
2,686
1981
2,370
1982
2,119
1983
1,935
1984
1,797
1985
1,696
1986
1,655
1987
1,603
1988
1,562
1989
1,510
1990
1,460
1991
1,415
1992
1,383
1993
1,358
1994
1,340
1995
1,318
1996
1,293
1997
1,280
1998
1,272
1999
1,266
2000
1,246
2001
1,226
2002
1,205
2003
1,183
2004
1,164
2005
1,144
2006
1,125
2007
1,108
2008
1,078
2009
1,077
2010
1,062
2011
1,041
2012
1,022
2013
1,014
2014
1,009
2015
1,000