72% (2000)

71% (1994)

71% (1995)

63% (1995)

67% (1998)

78% (1994)

70% (1999)

77% (1997)

64% (1994)

68% (1997)

53% (1998)

77% (2003)

69% (1999)

68% (1995)

10% (1997)

72% (1998)

55% (1996)

65% (1997)

70% (1999)

0% (1997)