69% (1993)

62% (2000)

45% (1991)

61% (2004)

58% (1994)

68% (1997)

65% (2000)

59% (2000)

55% (2002)

0% (2001)

55% (1993)

60% (2003)

47% (1992)

0% (2002)

50% (1997)

75% (2004)

0% (1997)

53% (1993)

0% (1997)

0% (1998)