53% (1965)

50% (1964)

68% (1966)

46% (1967)

58% (1962)

80% (1965)

51% (1969)

65% (1965)

60% (1967)

57% (1966)

70% (1961)

60% (1966)

50% (1966)

50% (1964)

60% (1964)

58% (1973)

48% (1968)

0% (1965)

68% (1971)

0% (1964)