64% (2000)

61% (1999)

48% (2002)

52% (2001)

46% (2001)

40% (2001)

52% (2000)

72% (2000)

43% (2002)

37% (2000)

42% (2000)

33% (2002)

51% (1996)

55% (2002)

43% (1999)

33% (1999)

46% (1999)

43% (1999)