72% (2004)

64% (2009)

78% (2015)

73% (2005)

80% (2012)

82% (2016)

60% (2013)

71% (2013)

48% (2014)

70% (2013)

52% (2017)

0% (2013)

60% (2009)

60% (2016)

0% (2011)

66% (2017)

67% (2014)

90% (2014)

50% (2012)

60% (2014)