64% (2000)

48% (2002)

61% (1999)

46% (2001)

43% (1999)

33% (2002)

55% (2002)

52% (2000)

41% (2000)

40% (2001)

52% (2001)

37% (2000)

43% (1999)

43% (2002)

33% (1999)

72% (2000)

51% (1996)

46% (1999)