71% (1988)

63% (2021)

67% (1980)

50% (1954)

80% (1969)

66% (2011)

81% (1953)

62% (2024)

67% (2016)

59% (2015)

56% (2010)

59% (1980)

70% (2021)

62% (1969)

60% (2022)

59% (2005)

68% (2006)

69% (1963)

75% (2011)

69% (1965)