69% (2005)

68% (1997)

66% (2002)

66% (2004)

68% (2004)

40% (2003)

0% (1993)

61% (1997)

56% (2001)

0% (1996)

66% (2005)

50% (1998)

60% (2004)

63% (2004)

100% (2004)

70% (2000)

50% (1993)

69% (1996)

62% (2003)

0% (2003)