45% (1969)

10% (1990)

80% (1984)

0% (1971)

0% (1977)

53% (1969)

85% (1988)

50% (1969)

0% (1988)

0% (1962)

50% (1987)

63% (1978)

0% (1952)

0% (1972)

0% (1989)

65% (1965)

33% (1975)

50% (1980)

48% (1959)

40% (1979)