60% (2011)

66% (2000)

71% (2001)

61% (2012)

63% (2012)

67% (2011)

66% (2006)

67% (2003)

37% (2012)

65% (2013)

54% (2008)

54% (2006)

69% (2002)

53% (2014)

57% (2008)

50% (2011)

40% (2005)

67% (2013)

52% (2013)

73% (2006)