Era
1938-
20th century
21
1980-
17
1945-
14
1991-
11
1993-
8
21st century
7
1900-1999
6
1979-1997
6
1993-2006
6
Since 1945
6
1938-1994
5
1942-
5
1922-1995
4
1923-
4
1935-
4
1937-
4
1960-
4
1984-1993
4
Since 1900
4
Since 1980
4
1934-
3
1938 or 9-
3
1939-1983
3
1951-
3
1975-
3
1979-
3
1991-2014
3
1997-
3
2000-2099
3
Since 1991
3
1889-1974
2
1889-1991
2
1900 - 1999
2
1912-1994
2
1918-1999
2
1928-
2
193
2
1933-1986
2
1938 or 1939-
2
1949-
2
1952-
2
1954-1994
2
1959-
2
1964-1979
2
1974 (Révolution)
2
1974-1991
2
1975-1982
2
1979 - 1997
2
1981-1989
2
more ...