77% (2006)

50% (2011)

63% (2001)

50% (2015)

70% (2016)

10% (2017)

70% (2014)

0% (2007)

0% (2004)

20% (2005)

0% (2014)

0% (2008)

0% (2007)

0% (2011)

88% (2010)

80% (2014)

0% (1970)

77% (2015)

0% (2004)

60% (2015)