69% (2005)

65% (2002)

56% (2001)

68% (1997)

70% (2000)

67% (2004)

0% (1996)

60% (1997)

67% (2005)

69% (1996)

63% (2004)

50% (1998)

62% (2003)

50% (1993)

100% (2004)

0% (2004)

44% (2003)

70% (1994)

60% (2004)

0% (1993)