74% (2006)

60% (2015)

66% (2017)

57% (2015)

67% (2007)

56% (2012)

44% (2009)

50% (2008)

65% (2007)

64% (2008)

64% (2007)

62% (2003)

72% (2006)

62% (2006)

57% (2000)

47% (2012)

63% (2008)

35% (2002)

61% (2014)

80% (2006)