0% (1990)

40% (1990)

46% (1986)

48% (1988)

66% (1988)

17% (1988)

66% (1989)

50% (1986)

51% (1987)

60% (1988)

39% (1988)

0% (1987)

80% (1994)

60% (1989)

54% (1988)

0% (1990)

54% (1988)

48% (1989)

52% (1987)

45% (1990)