73% (2017)

66% (2006)

72% (2007)

72% (2015)

82% (1994)

73% (2020)

72% (1998)

69% (2005)

76% (1986)

58% (2016)

79% (2001)

77% (2011)

72% (2003)

64% (2016)

58% (2018)

66% (2014)

75% (1981)

74% (2016)

66% (2013)

76% (1988)