Era
1946-
1991-
198
Since 1991
104
2016
53
1952-
34
21st century
33
20th century
31
2017-2021
29
2017-
21
2000-2099
15
1946-2013
14
1900-1999
13
1931-2007
12
1944-
9
2009-2017
9
21e siècle
9
1985-1991
8
Since 2016
6
1989-
5
1993-2001
5
2016-2021
5
Since 2000
4
1900 - 1999
3
1953-
3
2001-2009
3
Since 1985
3
Since 1989
3
1849-1920
2
1889-1948
2
1941-
2
1945-
2
1949-
2
1954-
2
1958-
2
1960-
2
1965-
2
1966-
2
1968-
2
1991-2014
2
1992-
2
1993 - 2001
2
2012
2
20e siècle
2
Nicholas II, 1894-1917
2
Since 1900
2
Since 2009
2
((1946- ...)
1
(1931-2007)
1
(1946- ...)
1
1817-1900
1
more ...