69% (1992)

55% (1996)

70% (1995)

64% (2003)

66% (1994)

0% (2001)

50% (2008)

0% (1993)

67% (1987)

58% (2003)

73% (1992)

33% (2001)

75% (1992)

0% (1985)

55% (2005)

60% (1988)

0% (1982)

60% (1991)

80% (1989)

70% (1985)