80% (1966)

70% (1981)

0% (1936)

60% (1953)

60% (1987)

30% (1988)

70% (1960)

0% (1965)

53% (1976)

0% (1979)

70% (1986)

50% (1958)

71% (1984)

0% (1984)

42% (1924)

80% (1981)

0% (1986)

50% (1936)

90% (1984)

100% (1984)