74% (1958)

78% (2008)

68% (2005)

64% (2011)

56% (2005)

63% (2022)

45% (1988)

67% (2006)

57% (2017)

58% (2016)

58% (2002)

77% (1972)

58% (2008)

71% (1937)

57% (2022)

66% (2006)

73% (1986)

63% (2000)

70% (2008)

59% (1988)