63% (2004)

59% (1991)

72% (1978)

59% (1991)

68% (1942)

59% (2004)

59% (2018)

74% (2018)

71% (2001)

63% (1987)

68% (1949)

73% (2013)

65% (2015)

51% (2011)

60% (2002)

69% (2020)

62% (1984)

70% (2009)

65% (2007)

63% (1998)