72% (1967)

66% (2011)

63% (2017)

73% (2014)

76% (2023)

64% (2010)

72% (1993)

69% (2022)

71% (1989)

66% (1974)

65% (2015)

63% (1987)

62% (1983)

60% (2018)

75% (2009)

64% (1988)

63% (2020)

66% (1999)

54% (1996)

58% (1981)