40% (1959)

36% (1959)

43% (1951)

80% (1973)

50% (1943)

20% (1948)

76% (1965)

65% (1984)

72% (1974)

31% (1980)

49% (1980)

59% (1990)

0% (1974)

30% (1990)

59% (1972)

43% (1979)

47% (1988)

0% (1984)

69% (1968)

0% (1986)