75% (2023)

86% (2001)

85% (2004)

83% (1997)

81% (1988)

77% (2008)

79% (1989)

78% (2013)

80% (1986)

80% (1995)

72% (1994)

77% (2010)

80% (2014)

72% (2002)

78% (1992)

81% (2013)

76% (2011)

71% (1999)

74% (1991)

64% (1994)