67% (2001)

55% (1972)

64% (1976)

64% (1972)

0% (1989)

88% (1980)

58% (1965)

28% (2001)

0% (1974)

63% (1975)

40% (1979)

68% (1964)

76% (1982)

46% (1962)

33% (1977)

78% (1979)

47% (1991)

70% (1974)

80% (1960)

44% (1991)