60% (2011)

61% (2012)

66% (2000)

71% (2001)

53% (2014)

65% (2013)

66% (2006)

67% (2003)

68% (2011)

73% (2006)

50% (2011)

37% (2012)

57% (2008)

69% (2002)

57% (1995)

67% (2013)

0% (2008)

42% (2013)

50% (2010)

54% (2006)