Era
1773-1838
1
1800-1899
1
1853-1937
2
1900-1999
4
1916-1971
2
1917-1928
2
1918-1945
2
1928-1932
1
1935-
1
1938-1942
1
1945-
1
1964-1979
1
1976-2000
3
1976-2002 (Kina)
1
1979-1997
1
1990-
5
19th century
3
2000-
2
20th century
8
Geschichte
2
Geschichte 1790-1975
1
Geschichte 1950-1993
1
Geschichte 1970-1992
1
Since 1945
1
Since 1990
3
Since 2000
2
To 1933
1