59% (1993)

76% (1997)

79% (1998)

79% (1996)

72% (1998)

72% (1985)

68% (1994)

62% (1993)

77% (1996)

72% (1998)

70% (1995)

74% (1999)

73% (1994)

67% (1992)

60% (1997)

73% (1995)

60% (1997)

70% (1999)

75% (2020)

70% (1994)