Era
1945-1989
5
1989-
5
Since 1945
5
Since 1989
5
1945-
4
21st century
4
1960-
3
1979-
3
1980-
3
20th century
3
Since 1960
3
Since 1979
3
Since 1980
3
1900-1999
2
1949-
2
1997-
2
1997-2007
2
2007-
2
Since 1949
2
Since 2000
2
1900-2099
1
1945-1955
1
1955-1965
1
1961-1978
1
1961-1989
1
1976-
1
1976-2002
1
1978-1989
1
1985-1995
1
1990-
1
1995-2005
1
2000-
1
2000-2099
1
2003-
1
Since 1976
1
Since 1990
1
Since 1997
1