35% (1986)

62% (1965)

49% (1972)

55% (1966)

51% (1965)

30% (1965)

50% (1959)

52% (1966)

54% (1966)

60% (1970)

77% (1966)

44% (1965)

37% (1963)

70% (1960)

0% (1958)

0% (1969)

58% (1955)

0% (1986)

53% (1966)

45% (1966)