66% (2005)

63% (2016)

78% (2004)

73% (2016)

56% (2009)

77% (2012)

69% (2009)

64% (2009)

20% (2014)

50% (2000)

0% (1970)

60% (2015)

57% (2011)

50% (2010)

100% (2012)

0% (2013)