Era
1948-
20th century
139
21st century
57
1900-1999
46
Since 1948
30
1900-2099
25
1945-
25
20e siècle
18
Since 1900
17
1948-1980
11
1954-
10
21e siècle
10
1900 - 1999
9
1928-2016
9
1949-
8
2000-2099
8
1887-1977
7
1935-
7
1947-
7
1993-
7
1900 - 2099
6
1944-
6
20e siècle
6
1928-
5
1938-
5
1939-
5
1952-
5
1953-
5
1995-2007
5
19th century
5
Since 1945
5
1917-1948
4
1937-
4
1937-1998
4
1939-1945
4
1942-
4
1943-
4
1946-
4
1950-
4
1956-
4
1957-
4
1960-
4
1961-1997
4
1963-
4
1973-
4
1979-1997
4
1995-
4
Elizabeth II, 1952-2022
4
1904-1976
3
1921-2021
3
more ...