80% (1994)

72% (2006)

74% (1998)

66% (2000)

59% (1999)

78% (1987)

60% (1987)

77% (1983)

60% (1994)

40% (2014)

66% (2003)

46% (2000)

84% (1984)

63% (1980)

68% (1982)

80% (1984)

80% (1988)

67% (1992)

0% (1985)

68% (1981)