76% (2013)

65% (2006)

52% (2007)

52% (2014)

73% (2008)

48% (2014)

44% (2015)

72% (2015)

61% (2014)

39% (2009)

43% (2008)

55% (2014)

45% (2006)

25% (2015)

70% (2014)

50% (2011)

45% (2016)

55% (2015)

50% (2006)

0% (2010)