60% (1962)

80% (1976)

0% (1961)

70% (1961)

57% (1963)

56% (1960)

40% (1964)

75% (1959)

0% (1961)

52% (1970)

42% (1997)

0% (1959)

55% (1961)

27% (1961)

37% (1959)

62% (1968)

40% (1959)

40% (1961)

48% (1959)

0% (1960)