76% (2011)

72% (2021)

69% (2021)

75% (2007)

65% (1993)

63% (1988)

75% (2008)

95% (1990)

76% (2012)

65% (1998)

84% (2003)

65% (2024)

0% (1986)

0% (2024)

67% (1984)

76% (1993)

81% (2017)

79% (1999)

70% (2010)

83% (2007)