69% (2014)

71% (1987)

56% (1980)

59% (1978)

69% (1979)

27% (2000)

64% (1980)

42% (1975)

61% (1977)

56% (2015)

42% (1981)

59% (1979)

45% (1987)

61% (1979)

40% (1979)

47% (1980)

46% (1970)

68% (1981)

50% (1975)

47% (1984)