82% (2020)

75% (2017)

87% (1999)

84% (2016)

80% (2016)

80% (2000)

75% (2018)

81% (2018)

83% (1999)

82% (2016)

85% (2009)

75% (2008)

70% (2016)

60% (1991)

72% (2003)

76% (2018)

72% (1999)

71% (2017)

76% (2008)

72% (1977)