78% (2003)

57% (2003)

70% (2001)

60% (2001)

64% (2005)

63% (2002)

72% (2004)

69% (2002)

66% (2004)

66% (2002)

27% (1999)

57% (2002)

56% (2000)

68% (2005)

50% (2004)

46% (2002)

68% (2002)