63% (1968)

55% (1971)

86% (2012)

80% (1950)

74% (1996)

78% (2013)

64% (2003)

65% (2013)

80% (1973)

78% (2021)

77% (2005)

81% (2013)

72% (2011)

69% (2011)

85% (1996)

81% (2020)

71% (1990)

84% (2023)

60% (1985)

90% (2013)