50% (1962)

0% (1959)

30% (1982)

60% (1976)

65% (1980)

52% (1966)

60% (1953)

60% (1981)

53% (1966)

78% (1980)

0% (1979)

50% (1959)

0% (1987)

70% (1987)

0% (1941)

0% (1978)

0% (1939)

58% (1980)

33% (1967)

60% (1979)