Era
1991-
Since 1991
1,206
21st century
58
1991-2014
46
1989-
44
20th century
43
1980-
40
Since 1989
37
1991-2016
36
1980-1991
35
Since 1900
29
1947-
23
Since 1947
19
1990-
18
1882-1931
14
Since 1945
13
1945-
12
1985-1991
12
1994-
10
Since 1990
10
1952-
9
2000-2099
9
Since 1985
9
1977-
8
2000-
8
1976-2000
7
1945-1991
6
1960-
6
1993-
6
Since 1976
6
Since 1917
5
Since 1980
5
1961-
4
1961-1994
4
1980 - 1991
4
1980-1991-
4
1984-
4
2002-
4
Congresses
4
1801-1917
3
1862-1911
3
1892-
3
1900-1999
3
1918-1940
3
1931-
3
1931-2007
3
1989-1994
3
2000 - 2099
3
20e siècle
3
21e siècle
3
more ...