Era
1900-1999
4
1900-2099
1
1939-1945
3
1945-
3
1945-1989
1
1945-1991
1
1971-1990
1
1976-
1
1976-2000
5
1976-2002
2
1980-
2
1980-1989
1
1982-
1
1985-1991
2
1986-1991
1
1989-
136
1989-1990
1
1990-
1
1991-
9
1991--
1
2000-
2
2000-2099
1
2002-
2
20th century
12
21st centruy
1
21st century
4
Since 1900
3
Since 1945
1
Since 1976
3
Since 1980
2
Since 1989
59