51% (2001)

46% (2002)

66% (1994)

46% (1993)

61% (1999)

44% (1996)

50% (2001)

28% (2000)

73% (2000)

51% (1993)

45% (2001)

56% (1989)

0% (1999)

57% (1993)

69% (1993)

28% (1999)

32% (1999)

52% (1993)

67% (2001)

51% (1994)