50% (2021)

51% (2018)

63% (2017)

57% (2016)

66% (2014)

58% (2012)

71% (2003)

65% (2002)

60% (1994)

63% (1974)

72% (2008)

82% (1921)

43% (1977)

72% (2017)

61% (2012)

62% (2012)

65% (2004)

70% (2010)

55% (2009)

59% (2009)