77% (1995)

76% (1995)

72% (1988)

64% (2003)

72% (1990)

70% (1999)

67% (1986)

73% (1996)

66% (2001)

80% (1994)

79% (1985)

65% (1991)

67% (1999)

55% (1989)

68% (1990)

70% (1987)

64% (2009)

74% (1987)

0% (1984)

73% (1986)