74% (2006)

66% (2017)

67% (2007)

56% (2012)

50% (2008)

44% (2009)

57% (2015)

62% (2006)

64% (2008)

65% (2007)

63% (2008)

60% (2015)

47% (2012)

72% (2006)

64% (2007)

63% (2003)

35% (2002)

80% (2006)

61% (2014)

57% (2000)