79% (2005)

79% (2010)

77% (2016)

81% (1994)

74% (2012)

69% (2014)

80% (2009)

72% (2011)

74% (2020)

72% (2012)

76% (2008)

73% (2014)

80% (2019)

76% (2007)

71% (2011)

76% (2009)

64% (2008)

69% (2001)

72% (2009)

72% (2021)