41% (1999)

53% (2001)

54% (1994)

34% (1994)

47% (2002)

32% (1999)

45% (1993)

20% (2000)

50% (1999)

60% (1994)

52% (1999)

40% (1992)

40% (1999)

33% (1993)

60% (1998)