53% (1978)

65% (1968)

53% (1984)

52% (1971)

47% (1974)

60% (1956)

53% (1976)

100% (1954)

56% (1970)

50% (1955)

20% (1973)

35% (1961)

49% (1968)

52% (1963)

58% (1972)

55% (1960)

50% (1979)

50% (1959)

62% (1958)

50% (1979)