74% (2021)

67% (1976)

67% (2023)

68% (2023)

79% (1959)

59% (2012)

74% (2005)

61% (2023)

65% (2008)

62% (2003)

62% (1979)

60% (2021)

65% (2000)

64% (2002)

64% (2005)

56% (2007)

80% (1993)

74% (1992)

64% (2020)

79% (2021)