65% (1963)

62% (1980)

53% (1963)

0% (1964)

55% (1961)

63% (1968)

50% (1989)

42% (1960)

66% (1987)

68% (1978)

64% (1979)

40% (1962)

90% (1964)

64% (1982)

63% (1966)

56% (1969)

56% (1967)

38% (1968)

0% (1970)

10% (1966)