58% (2005)

56% (2007)

76% (2009)

44% (2015)

80% (1997)

72% (2014)

85% (1999)

74% (2006)

83% (1977)

79% (2014)

79% (2017)

74% (2002)

82% (1979)

80% (1986)

70% (2005)

64% (2016)

76% (1987)

77% (2016)

76% (2014)

63% (2014)