70% (2000)

74% (1999)

45% (2001)

57% (1999)

50% (2001)

40% (2003)

50% (2000)

0% (2000)

48% (2001)

26% (2004)

60% (2000)

44% (2002)

45% (2002)

28% (2003)

50% (2000)

47% (2003)

59% (2003)

53% (1999)

30% (2003)

50% (2001)