79% (1993)

79% (2007)

59% (2012)

72% (2015)

78% (2013)

51% (2012)

59% (2014)

78% (2014)

90% (2014)

70% (2013)

100% (2013)

70% (2014)

70% (2015)

80% (2015)

100% (2015)

40% (2014)