70% (2023)

75% (2010)

65% (1977)

70% (2004)

82% (2022)

54% (1996)

74% (1957)

60% (2013)

87% (2019)

71% (1985)

75% (2018)

74% (1991)

83% (2018)

75% (1984)

84% (2005)

77% (2009)

83% (2008)

83% (2021)

85% (1994)

71% (2016)