76% (2022)

68% (2021)

64% (2010)

79% (2020)

69% (2011)

68% (1990)

69% (2014)

64% (2009)

63% (2024)

67% (2007)

59% (2011)

70% (1985)

78% (2003)

82% (1958)

76% (2020)

62% (2021)

72% (2023)

63% (2018)

69% (2014)

61% (2022)