65% (2001)

70% (2002)

68% (2005)

55% (2005)

61% (2003)

61% (2004)

63% (2003)

57% (2002)

53% (2002)

67% (2000)

46% (1999)

46% (2005)

49% (2000)

55% (2002)

55% (2003)

54% (2000)

57% (2005)

49% (2003)

0% (2001)

49% (2004)