77% (2002)

64% (2009)

100% (2002)

72% (2015)

40% (1999)

0% (1970)

75% (2009)

51% (2008)

52% (1970)

72% (2006)

100% (2003)

80% (2003)

83% (2007)

100% (2004)

65% (2003)

79% (2015)

85% (2003)

100% (2008)

75% (2012)

0% (2006)