51% (2001)

79% (2000)

66% (2001)

77% (1997)

25% (2001)

44% (2002)

55% (2000)

49% (1998)

20% (2000)

51% (2002)

0% (2000)

60% (2001)

70% (1999)

0% (2003)

50% (1999)

71% (1999)