anchor.diff:  194,0,69,0,NULL,0
   138,0,228,0,NULL,0
   2172,0,NULL,0,NULL,NULL
  -NULL,0,NULL,0,NULL,0
   121,0,134,0,NULL,0
   228,0,2196,0,NULL,0
   30,0,134,0,NULL,0
  
positive.code: 194,0,30,0,"2012-05-31",0
  194,0,69,0,NULL,0
  1,0,73,0,NULL,0
  NULL,0,NULL,0,"2011-11-17",0
  134,0,339,0,NULL,0
  6036,0,282,0,NULL,0
  7721,20,228,0,NULL,0
  
negative.code: 30,0,81,20,NULL,0
  14,0,67,0,NULL,2
  30,0,69,0,NULL,1
  163,0,261,0,NULL,0
  30,0,69,0,NULL,1
  30,0,69,0,NULL,1
  