67% (2002)

67% (2005)

47% (2006)

65% (2002)

56% (2001)

61% (2002)

52% (2002)

49% (1999)

57% (2000)

63% (1999)

28% (1998)

55% (2001)

44% (2003)

0% (2002)

65% (2007)

64% (2000)

61% (1999)

30% (1999)

58% (2001)

40% (2002)