Era
20th century
9
1874-1965
6
1997-
6
1945-
5
1997-2007
5
1953-
4
21st century --
4
1979-1997
3
2007-
3
1837-1901
2
1936-1945
2
20th century --
2
21st century
2
1485-1603
1
1804-1881
1
1863-1945
1
1875-1965
1
1926-
1
1933
1
1939-1945 --
1
1944
1
1945-1964
1
1952-
1
1956-
1
1967-
1
1981-1989
1
1995-2005
1
1997-2007 --
1
19th century
1
20 th century
1