83% (1997)

82% (2011)

83% (2006)

81% (1994)

78% (2016)

83% (1990)

55% (1984)

76% (2011)

49% (1977)

75% (2005)

77% (2007)

72% (1986)

78% (1995)

77% (2004)

72% (2005)

51% (2019)

83% (2000)

71% (2013)

75% (2021)

65% (2019)