66% (1976)

70% (1984)

77% (1945)

63% (2019)

65% (2020)

59% (2019)

74% (2018)

69% (2017)

73% (2015)

61% (2012)

66% (2017)

70% (2008)

59% (2004)

69% (1993)

57% (1993)

70% (2014)

71% (1971)

64% (1981)

70% (2006)

68% (2022)