73% (1969)

67% (1969)

57% (1968)

60% (1967)

51% (1970)

62% (1962)

58% (1965)

65% (1964)

28% (1979)

60% (1957)

70% (1964)

50% (1965)

40% (1963)

60% (1964)

60% (1961)

43% (1963)

50% (1968)

60% (1964)

47% (1976)

50% (1965)