Era
2002-
9
1949-1976
7
1976-2002
7
20th century
7
21st century
7
1976-
6
20th century --
6
2000-
4
1949-
3
1976
3
19th century
3
Ming dynasty, 1368-1644
3
1371-1435
2
1976-2000
2
2002
2
221 B.C. --
2
960 A.D.
2
Qin dynasty, 221-207 B.C
2
To 221 B.C.
2
1216-1294
1
1371
1
1405-1433
1
1405-1433 --
1
14th century --
1
1696-1771
1
1832-1914
1
1835-1908
1
1861-1912
1
1875-1908 --
1
1893-1976
1
1899-1967
1
18th century
1
1900-1990
1
1902-1987
1
1904-2006
1
1912-1949
1
1923-
1
1937-1945
1
1940-
1
1949
1
1957-
1
1965
1
1967-
1
1972-
1
1976 - 2000
1
1978-2002
1
1989
1
1989-
1
1997-
1
2000
1
more ...