71% (2015)

54% (2014)

61% (2013)

62% (1986)

75% (2010)

74% (1918)

67% (1973)

66% (1961)

67% (2006)

72% (2009)

70% (1996)

60% (1994)

74% (1963)

67% (1993)

80% (1961)

69% (2022)

64% (2022)

68% (2017)

67% (2017)

71% (2016)