65% (1998)

67% (1994)

40% (1993)

48% (1994)

65% (1998)

55% (1994)

56% (2003)

55% (2001)

0% (2001)

56% (1999)

40% (1990)

49% (2004)

50% (2000)

60% (1989)

37% (1991)

70% (1995)

58% (1996)

22% (1997)

69% (1996)

40% (2002)