61% (1966)

63% (1966)

59% (1956)

62% (1972)

50% (1966)

55% (1970)

63% (1969)

30% (1973)

58% (1966)

64% (1965)

34% (1976)

58% (1974)

43% (1974)

54% (1967)

48% (1985)

42% (1970)

68% (1967)

52% (1976)

0% (1970)

0% (1969)