83% (2011)

80% (2002)

79% (2006)

68% (1968)

80% (1986)

83% (2015)

82% (2009)

78% (2021)

68% (1993)

75% (2017)

51% (1998)

79% (2021)

75% (2007)

78% (1987)

76% (2016)

72% (2016)

72% (2002)

76% (2001)

68% (2009)

69% (2016)