50% (1992)

51% (1986)

63% (2014)

50% (1992)

76% (1984)

57% (1985)

61% (1985)

74% (1985)

68% (1984)

61% (1983)

56% (1985)

48% (1982)

50% (1983)

57% (1982)

58% (1983)

32% (1986)

57% (1983)

48% (1983)

58% (1984)

45% (1985)