57% (2005)

74% (1979)

66% (1982)

67% (1979)

69% (1979)

59% (1979)

64% (1976)

71% (1977)

0% (1973)

49% (1977)

0% (1975)

25% (1979)

0% (1981)

0% (1987)

25% (1980)

60% (1980)

0% (1982)

70% (2020)