60% (2005)

40% (2001)

70% (1991)

0% (2008)

52% (2007)

90% (2015)

0% (2007)

0% (2005)

80% (2005)

92% (2006)

0% (2015)

70% (2007)

95% (2005)

95% (2008)

0% (2011)

78% (1992)

30% (2007)

76% (2005)

0% (2007)

0% (2005)