71% (2004)

74% (2005)

0% (2011)

70% (2013)

64% (2009)

71% (2013)

48% (2014)

79% (2015)

67% (2014)

82% (2016)

60% (2013)

66% (2017)

52% (2017)

60% (2009)

60% (2016)

80% (2012)

80% (2017)

0% (2013)

0% (2015)

50% (2012)