Era
1975-
Since 1975
1,099
20th century
222
1975-1982
125
21st century
111
1975-2008
105
Since 1900
90
1975-1994
89
1980-2020
61
1980-
56
1945-
42
1975-1988
41
1988-2000
41
1982-
39
1988-
34
1994-
34
2000-
33
1939-1975
31
1964-1975
29
Since 1945
26
1900-1999
23
1960-
23
1976-
21
20e siècle
21
Independence and Civil War, 1975-1994
21
1993-
19
1989-
18
1975-1979
17
2000-2099
17
Since 1960
16
1970-
14
1990-
14
Since 1961
14
1945-1975
13
1960-1980
13
1976-2000
13
2001-2009
13
Since 1964
13
1961-
11
1978-
11
1979-
11
1981-
10
21e siècle
10
Civil War, 1975-2002
10
1964-
9
1975-1982-
8
1980-1993
8
1892-1975
7
1936-2002
7
1947-
7
more ...