72% (2003)

70% (2006)

58% (2003)

67% (2002)

72% (2004)

69% (2012)

45% (2005)

68% (2008)

60% (2005)

71% (2004)

60% (2003)

44% (2006)

70% (2008)

68% (2002)

59% (2002)

56% (2007)

76% (2004)

58% (2002)

62% (2005)

58% (2007)