1950

1951

1952

()

1953

1954

-

1955

1956

˨

( )

1957

1958

1959

-

1960

1961

-

1962

-

1963

1964

1965

1966

1967

1968

-

1969

( )

1970

1971

1972

1973

1974

1975

1976

()

1977

1978

( )

1979

1980

1981

1982

ר

1983

.

1984

1985

1987

1988

1989

1990