64% (1997)

60% (1998)

65% (1998)

68% (2002)

25% (1998)

49% (2001)

62% (1999)

65% (1997)

69% (1997)

43% (2002)

69% (1999)

42% (2010)

59% (2001)

66% (2000)

0% (1998)