72% (2007)

56% (2014)

74% (2006)

59% (2006)

60% (2003)

65% (2005)

75% (2004)

71% (2010)

39% (2009)

66% (2009)

71% (2011)

53% (2012)

58% (2008)

59% (2017)

37% (2004)

64% (2008)

62% (2001)

51% (2004)

43% (2004)

41% (2001)