Era
1976-
Since 1976
28
1976-2000
24
1945-
18
1976-2002
14
1989-
10
Since 1945
8
1975-
6
2000-
6
1976-2002-
5
1976 - 2002
4
1976 - 2000
3
21st century
3
1949-
2
1960-
2
1960-1988
2
1988-
2
1988-2000
2
20th century
2
Since 1900
2
1866-1925
1
1887-1975
1
1945-1949
1
1945-1989
1
1975-1988
1
1975-2002
1
1990-
1
1993-2001
1
2006
1
Geschichte 1972-2005
1
Since 1949
1
Since 1960
1
Since 1975
1
Since 1989
1