74% (1969)

68% (1969)

60% (1967)

58% (1965)

28% (1979)

47% (1976)

62% (1962)

50% (1970)

64% (1964)

40% (1963)

60% (1957)

60% (1962)

57% (1968)

50% (1965)

60% (1964)

57% (1964)

45% (1967)

0% (1964)

43% (1963)

62% (1964)