78% (2024)

72% (1978)

65% (1977)

56% (2007)

74% (2021)

78% (1980)

74% (1989)

81% (2010)

78% (2013)

72% (1976)

83% (1985)

71% (2023)

79% (2000)

67% (2001)

82% (2018)

84% (2019)

73% (2020)

69% (1994)

76% (1988)

0% (2007)