77% (2023)

79% (2015)

63% (2012)

83% (1994)

58% (2009)

75% (2000)

76% (2017)

77% (1996)

62% (1990)

66% (2015)

77% (2000)

74% (2013)

72% (1997)

82% (1992)

73% (1999)

70% (1994)

84% (2002)

65% (1999)

78% (1992)

77% (1995)