77% (2006)

50% (2015)

50% (2011)

0% (2004)

70% (2014)

70% (2016)

63% (2001)

0% (2007)

0% (2014)

80% (2014)

0% (2012)

0% (2007)

0% (2011)

20% (2005)

60% (2015)

77% (2015)

10% (2017)

88% (2010)

0% (2014)

0% (1970)