68% (2015)

74% (2010)

67% (2011)

55% (2016)

84% (2013)

71% (2015)

60% (2011)

63% (2015)

64% (2016)

46% (2013)

100% (2002)

57% (2014)

65% (2012)

50% (2017)

37% (2011)

0% (2002)

0% (2013)

0% (2009)

50% (2004)

0% (2005)