79% (2002)

64% (1971)

81% (1999)

82% (2015)

74% (1986)

72% (2015)

73% (1999)

81% (1978)

77% (2023)

91% (2003)

82% (2007)

69% (2010)

70% (2015)

70% (1990)

83% (1987)

69% (2013)

91% (1991)

86% (2004)

72% (2011)

70% (2006)