44% (1994)

74% (1996)

60% (2001)

60% (1994)

72% (2004)

60% (1996)

50% (1993)

59% (1996)

69% (1997)

67% (1996)

67% (1992)

49% (1999)

65% (1994)

56% (1994)

67% (1992)

51% (2004)

67% (1991)

69% (1996)

57% (2001)

76% (1994)