65% (2011)

72% (2011)

69% (2014)

64% (2006)

73% (2008)

71% (2008)

51% (2011)

62% (2003)

67% (2013)

73% (2013)

60% (2009)

74% (2014)

38% (2001)

55% (2014)

67% (2005)

42% (2004)

44% (2002)

51% (2003)

61% (2003)

76% (2014)