42% (1997)

42% (1964)

59% (1963)

52% (1970)

37% (1959)

62% (1968)

75% (1959)

70% (1961)

50% (1979)

60% (1962)

0% (1961)

27% (1961)

80% (1976)

68% (1959)

56% (1960)

44% (1961)

55% (1961)

0% (1939)

48% (1959)

0% (1960)