52% (2005)

62% (2014)

63% (2014)

59% (2014)

63% (2007)

58% (2007)

43% (2012)

62% (2013)

62% (2015)

63% (2015)

45% (2013)

70% (2008)

49% (2013)

74% (2012)

64% (2012)

72% (2006)

34% (2009)

62% (2005)

62% (2012)

57% (2012)