78% (2001)

76% (2016)

78% (2010)

75% (2012)

69% (2012)

63% (2011)

52% (2002)

0% (2006)

67% (2001)

69% (2011)

35% (2001)

0% (2011)

38% (2005)

70% (1998)

70% (2011)

52% (2010)

45% (2004)

67% (2009)

70% (2011)

10% (2005)