53% (2013)

72% (2009)

74% (2012)

32% (2012)

36% (2015)

57% (2014)

79% (2015)

42% (2012)

15% (2011)

48% (2014)

0% (2004)

89% (1968)

46% (2013)

58% (2008)

92% (2013)

95% (2005)

83% (2014)

60% (2007)

0% (2015)

68% (1975)