67% (2023)

59% (1990)

66% (2022)

58% (2020)

72% (2009)

67% (1959)

60% (2008)

60% (2017)

58% (2011)

70% (1987)

65% (2010)

54% (2007)

56% (1993)

65% (2011)

73% (2017)

67% (2002)

62% (1966)

66% (1985)

76% (2012)

58% (2006)