78% (2011)

66% (2013)

79% (2013)

74% (2013)

73% (2020)

43% (2009)

68% (2012)

70% (2009)

43% (2009)

63% (2008)

56% (2013)

56% (2016)

47% (2012)

70% (2014)

30% (2006)

38% (2012)

62% (2016)

67% (2015)

55% (2011)

60% (2010)