70% (1980)

65% (1949)

0% (1978)

54% (1956)

54% (2004)

52% (1990)

43% (1998)

52% (1976)

0% (1956)

40% (1988)

0% (1966)

0% (1954)

50% (1943)

60% (1969)

65% (1988)

32% (2000)

61% (1986)

85% (1996)

80% (1986)

10% (1971)