72% (2005)

64% (2006)

68% (2003)

70% (2009)

59% (2003)

55% (2013)

61% (2004)

54% (2004)

58% (2004)

55% (2011)

56% (2007)

61% (2006)

54% (2003)

55% (2002)

39% (2012)

61% (2006)

52% (2003)