62% (1996)

60% (1987)

66% (1989)

58% (1989)

55% (1988)

35% (1987)

56% (2002)

64% (1986)

35% (1986)

51% (1987)

54% (1991)

70% (1989)

72% (1986)

43% (1990)

55% (1989)

53% (1989)

77% (1992)

50% (1990)

0% (1988)

62% (1989)