Era
1979-
1975-
19
1975-1979
18
1979-1993
12
Since 1975
9
Since 1979
5
1945-1989
4
Since 1945
3
1945-
2
1945-1993
2
1953-1975
2
1989-
2
Since 1977
2
1917-
1
1917-1988
1
1922-
1
1922-2012
1
1945-1975
1
1953 - 1979
1
1953-1979
1
1971-
1
1974-
1
1975-1993
1
1977-1991
1
1977-1993
1
1981-
1
1984-
1
1988-
1
1989-1993
1
2000-2099
1
20th century
1
21st century
1
Geschichte 1975-1985
1
Geschichte 1975-1990
1
Geschichte 1975-1993
1
Since 1961
1