10% (1996)

42% (1999)

61% (1999)

49% (1999)

42% (1998)

43% (1998)

44% (1999)

48% (1995)

36% (1997)

44% (1996)

25% (1996)

37% (1998)

24% (1996)

25% (2000)

0% (1999)

43% (1999)

29% (1998)

10% (1996)

0% (1998)

61% (1998)