Období
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1952
1
1952-
1
1963-
1
1966-
1
1968
1
1968-1989
1
1969-
1
1969-1989
1
1971-
1
1975-
1
1975-1977
1
1977-
2
1978-
2
1978-1984
1
1979-
1
1980-1994
1
1981-
1
1982-
1
1983-
1
1985-
1
1989
2
1991-2000
1
1991-2020
1
1992
1
1992-
1
1992-1995
2
1996-
1
19th century
1
19th-20th centuries
1
19th-21st centuries
1
20. stol
1
20. století
8
20.-21. století
6
2009
1
20th century
3
20th-21st centuries
6
21. století
2
21st century
2
do 1945
1