Era
1980
259
1990
143
1940
116
2000
104
1970
58
1960
56
1930
40
1992
35
1981-2001
30
1987
24
1981-
23
1950
18
1997
17
1920
16
1910
15
1982
13
20th century
12
1964-1975
11
2001-2009
10
1945-
9
1964-
9
1980-2020
9
1960-1980
8
1900
7
1900-1999
7
1918-1945
7
1967
6
2010
6
1971-1981
5
1980-
5
Since 1964
5
To 1964
5
1901-1945
4
1939-1945
4
1961-1971
4
1880
3
1880-1979
3
1901 - 1945
3
1918-1932
3
1945-1964
3
1972
3
1974
3
1975-1985
3
1977
3
1981 - 2001
3
2002
3
Since 1945
3
Since 1980
3
1865-1918
2
1914-
2
more ...