80% (1979)

69% (2008)

48% (1999)

63% (2007)

60% (2008)

83% (1994)

0% (1992)

73% (1989)

81% (2006)

79% (2010)

84% (2013)

90% (1973)

63% (1995)

65% (1984)

83% (1984)

79% (2013)

74% (2010)

60% (1998)

60% (2011)

34% (2018)