64% (2000)

52% (1996)

54% (2000)

60% (1999)

50% (2002)

47% (2001)

39% (2000)

43% (2000)

40% (2000)

40% (2001)

43% (2002)

52% (2001)

46% (1999)

33% (1999)

39% (2002)

55% (2002)

72% (2000)

46% (1999)