59% (2015)

58% (2018)

56% (1964)

76% (1983)

52% (2008)

50% (2017)

58% (2013)

40% (2016)

62% (2021)

65% (1983)

64% (2020)

60% (2013)

59% (2017)

57% (1967)

68% (2007)

60% (2012)

69% (2011)

58% (1961)

56% (1975)

60% (2020)