74% (2006)

73% (2007)

76% (2004)

58% (2008)

71% (2011)

43% (2004)

72% (2010)

67% (2009)

64% (2008)

56% (2014)

62% (2001)

53% (2012)

66% (2005)

60% (2003)

52% (2006)

59% (2017)

51% (2004)

66% (2006)

57% (2002)

42% (2001)