73% (2007)

74% (2006)

75% (2004)

56% (2014)

44% (2004)

66% (2009)

57% (2002)

53% (2012)

61% (2001)

59% (2006)

71% (2011)

58% (2008)

71% (2010)

66% (2006)

37% (2004)

66% (2005)

60% (2003)

69% (2020)

49% (2000)

55% (2006)