69% (2019)

64% (2022)

59% (1953)

65% (2002)

55% (1973)

63% (1968)

56% (1974)

73% (1954)

67% (1967)

47% (2008)

55% (1975)

72% (2007)

80% (1954)

73% (2010)

72% (1963)

37% (1989)

77% (1998)

68% (1999)

62% (2017)

36% (2023)