67% (2001)

56% (2009)

69% (2010)

69% (2020)

58% (2013)

75% (2011)

52% (2006)

66% (1994)

73% (2021)

52% (2017)

73% (2012)

68% (2004)

68% (1977)

74% (1969)

73% (1931)

65% (2016)

52% (1994)

71% (2011)

61% (2003)

78% (2016)