62% (1956)

71% (1981)

67% (2001)

64% (2011)

52% (1999)

71% (2012)

68% (2012)

58% (2015)

27% (1962)

63% (2017)

66% (1932)

58% (2016)

71% (1985)

60% (2011)

65% (1978)

61% (2020)

49% (2013)

64% (2016)

62% (2016)

63% (1949)