67% (2013)

59% (2012)

47% (2015)

70% (2009)

70% (2014)

70% (2011)

72% (2014)

73% (2015)

50% (2018)

0% (2016)

55% (2009)

72% (2014)

58% (2015)

79% (2015)

68% (2017)

62% (2013)

74% (2013)

60% (2015)

75% (2015)

45% (2015)