65% (2015)

46% (2013)

73% (2015)

15% (2011)

68% (2010)

0% (2011)

67% (2013)

51% (2010)

74% (2007)

69% (2014)

70% (2011)

68% (2008)

80% (2015)

100% (2013)

72% (2011)

60% (2009)

68% (2015)

57% (2011)

56% (2007)

62% (2013)