69% (2005)

68% (1997)

66% (2002)

66% (2004)

56% (2001)

66% (2005)

61% (1997)

68% (2004)

0% (1996)

70% (1994)

40% (2003)

60% (2004)

0% (1993)

63% (2004)

50% (1998)

100% (2004)

50% (1993)

62% (2003)

70% (2000)

0% (2003)