70% (1979)

70% (1971)

61% (1982)

67% (1966)

56% (1964)

65% (1965)

63% (1968)

62% (1968)

51% (1969)

52% (1958)

68% (1966)

67% (1973)

56% (1961)

43% (1958)

51% (1972)

52% (1968)

60% (1979)

52% (1970)

100% (1970)

63% (1969)