Era
1945-
69
20th century
63
Since 1945
54
21st century
25
19th century
19
1991-
18
1970-
16
1982-
15
1990-
15
Since 1991
13
1989-
11
1981-2001
10
Since 1989
10
1981-
9
Since 1970
9
1988-
8
2001-2009
8
Since 1981
8
18th century
7
1960-
7
1980-
7
1993-2001
7
Since 1982
7
Since 1990
7
1958-
6
1968-
6
1973-1988
6
1974-
6
1982-1994
6
1983-
6
1985-
6
1994-
6
2000-
6
Civil War, 1936-1939
6
Since 1976
6
1818-1883
5
1973-
5
1975-
5
2000-2099
5
Since 1960
5
1947-
4
1949-
4
1971-1981
4
1971-1990
4
1975-2008
4
1979-1997
4
1986-
4
1993-
4
2002-
4
Since 1947
4
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