74% (1962)

78% (2014)

86% (2020)

50% (2024)

79% (2021)

79% (2009)

85% (2012)

86% (1989)

70% (2013)

81% (2009)

63% (1988)

80% (2015)

85% (2014)

78% (2010)

76% (2003)

84% (2022)

0% (1981)

84% (2004)

47% (2000)

62% (1991)