78% (2014)

85% (2019)

78% (1997)

83% (1989)

80% (2005)

77% (2024)

84% (2002)

84% (2009)

76% (2005)

78% (2010)

83% (2001)

77% (2016)

86% (2018)

85% (2011)

80% (2023)

77% (1979)

84% (1992)

63% (1971)

78% (2024)

81% (2011)