Statistical yearbook. Annuaire statistique.

1948; 1949/1950; 1951 (3); 1951; 1952 (4); 1952; 1953 (5); 1953; 1954 (6); 1954; 1955 (7); 1955; 1956 (8); 1956; 1957 (9); 1957; 1958 (10); 1958; 1959 (11); 1959; 1960 (12); 1960; 1961 (13); 1961; 1962 (14); 1962-1973; 1 (1973)=25th issue; 1974; 2 (1974)=26th issue; 1975; 3 (1975)=27th issue; 1976; 4 (1976)=28th issue; 1977; 5 (1977)=29th issue; 1978; 6 (1978)=30th issue; 1979/1980; 7 (1979/80)=31st issue; 8 (1981)=32nd issue; 9 (1982)=33rd issue; 10 (1983/84)=34th issue; 11 (1985/86)=35th issue; 1987; 1988/1989; 14 (1990/91)=38th issue; 15 (1992)=39th issue; 16 (1993)=40th issue; 1995; 18 (1995)=42nd issue; 1996-1997; 20 (1997)=44th issue; 1999-2000; 23 (2000)=47th issue; 2001; 24 (2001)=48th issue; 27 (2006/07)=51st issue; 2007; 28 (2008)=52nd issue; 2009; 29 (2009)=53rd issue