Era
19th century
5
1953-1985
4
21st century
3
1878-1953
2
1945-1989
2
1945-1991
2
1948-1994
2
1976-
2
1984-
2
2000-
2
20th century
2
1900-2099
1
1906-1982
1
1926-
1
1942-2011
1
1945-
1
1945-1953
1
1976-2002
1
1981-
1
1985-1991
1
1994-
1
1994-2011
1
1997-
1
2011-
1
265-30 B.C.
1
30 B.C.-284 A.D.
1
Jin dynasty, 1115-1234
1
Since 1945
1
Since 1976
1
Since 1997
1
Since 2011
1