67% (2020)

63% (2009)

59% (2011)

68% (1987)

72% (1966)

69% (1998)

54% (2005)

65% (2020)

68% (1959)

54% (1992)

71% (2004)

63% (2012)

66% (2010)

62% (1992)

67% (2019)

72% (2016)

66% (1985)

0% (1940)

62% (1990)

78% (2014)