10% (2004)

64% (2006)

40% (2004)

51% (2004)

56% (2009)

56% (1998)

39% (2002)

65% (1998)

45% (2005)

55% (2007)

49% (2005)

62% (2006)

60% (1998)

54% (2004)

40% (2011)

43% (1999)

53% (2005)

44% (2004)

58% (2008)

38% (1998)