55% (1984)

0% (1977)

80% (1977)

65% (1981)

60% (1981)

54% (1958)

20% (1990)

50% (1936)

10% (1990)

80% (1985)

40% (1986)

90% (1971)

10% (1979)

40% (1969)

60% (1983)

80% (1986)

0% (1986)

90% (1988)

62% (1979)

0% (1972)