82% (2011)

75% (2007)

65% (2008)

100% (1987)

100% (2014)

70% (1998)

80% (2004)

0% (2007)

84% (2002)

65% (2009)

45% (2011)

72% (1998)

62% (2000)

0% (2009)

80% (2007)

66% (1996)

80% (2014)

88% (2001)

65% (2002)

0% (2009)