35% (1991)

60% (1966)

33% (1985)

0% (1981)

78% (1980)

41% (1990)

57% (1988)

40% (1963)

76% (1965)

0% (1982)

60% (1979)

10% (1988)

0% (1971)

47% (1934)

57% (1973)

73% (1974)

60% (1977)

0% (1958)

0% (1986)

38% (1939)