79% (1994)

77% (1991)

58% (1992)

57% (1992)

74% (1991)

54% (1978)

62% (1990)

57% (1991)

49% (1993)

72% (1992)

47% (1991)

59% (1990)

59% (1993)

61% (1990)

0% (1991)

67% (1992)

45% (1990)

69% (1990)

70% (1992)

59% (1992)