51% (1994)

64% (1993)

50% (1992)

60% (1997)

45% (1992)

35% (1993)

57% (1994)

60% (1992)

30% (1994)

25% (1996)

40% (1993)

51% (2001)

50% (2000)

0% (1998)

0% (1999)

75% (1999)

60% (1993)

38% (1998)

45% (2000)

50% (1993)