88% (2024)

86% (2020)

80% (2023)

63% (1971)

60% (1990)

75% (2014)

87% (2023)

70% (2024)

79% (2011)

84% (2020)

72% (2024)

87% (2014)

90% (2012)

74% (2005)

63% (1976)

74% (1996)

83% (2003)

84% (2008)

87% (2009)

83% (2013)