38% (1989)

42% (1988)

40% (1987)

56% (1988)

17% (1988)

58% (1996)

58% (1987)

55% (1988)

49% (1989)

64% (1993)

66% (1988)

20% (1989)

62% (1988)

36% (1987)

50% (1989)

38% (1991)

0% (1991)

62% (1993)

70% (1994)

44% (1987)