anchor.diff:  2014-02-10 00:00:00,10-Feb-14,calopteryx,30601,5892,135
   2014-02-17 00:00:00,17-Feb-14,calopteryx,30601,6604,122
   2014-02-24 00:00:00,24-Feb-14,marvelliott,18303,7238,110
  -2014-03-03 00:00:00,03-Mar-14,techieoldfox,31576,9124,89
  +2014-03-03 00:00:00,03-Mar-14,techieoldfox,31576,9123,89
   2014-03-10 00:00:00,10-Mar-14,techieoldfox,31576,9034,92
  -2014-03-17 00:00:00,17-Mar-14,jimsteamer,25760,7058,114
  +2014-03-17 00:00:00,17-Mar-14,jimsteamer,25760,7057,114
   2014-03-24 00:00:00,24-Mar-14,tylerbrummer,58492,13450,55
   2014-03-31 00:00:00,31-Mar-14,calopteryx,30601,8266,104
   2014-04-07 00:00:00,07-Apr-14,jaykeller,27743,9256,83
  
positive.code: 2015-07-27 00:00:00,27-Jul-15,dhobern,4859,17727,29
  2015-08-03 00:00:00,03-Aug-15,reallifeecology,15723,18928,19
  2015-08-10 00:00:00,10-Aug-15,silversea_starsong,6971,15678,44
  2015-08-17 00:00:00,17-Aug-15,silversea_starsong,6971,15810,42
  2015-08-24 00:00:00,24-Aug-15,erikamitchell,12158,16573,38
  2015-08-31 00:00:00,31-Aug-15,erikamitchell,12158,14405,50
  2015-09-07 00:00:00,07-Sep-15,erikamitchell,12158,17394,34
  
negative.code: 2015-09-21 00:00:00,21-Sep-15,finatic,10285,18765,20
  2015-09-28 00:00:00,28-Sep-15,erikamitchell,12158,19332,17
  2015-10-05 00:00:00,05-Oct-15,sambiology,22589,19811,13
  2015-10-12 00:00:00,12-Oct-15,lexgarcia1,140012,17684,31
  2015-10-19 00:00:00,19-Oct-15,martingrimm,32124,15768,43
  2015-10-26 00:00:00,26-Oct-15,juancarloslopezdominguez1,26046,17082,35
  2015-11-02 00:00:00,02-Nov-15,gonzalezii,27355,17594,33
  2015-11-09 00:00:00,09-Nov-15,erikamitchell,12158,18728,21
  2015-11-16 00:00:00,16-Nov-15,pintail,280,18063,27
  2015-11-23 00:00:00,23-Nov-15,pintail,280,16467,40
  2015-11-30 00:00:00,30-Nov-15,pintail,280,16487,39
  2015-12-07 00:00:00,07-Dec-15,sandboa,6690,15088,47
  2015-12-14 00:00:00,14-Dec-15,pintail,280,13498,54
  2015-12-21 00:00:00,21-Dec-15,pintail,280,12190,58
  2015-12-28 00:00:00,28-Dec-15,gonzalezii,27355,14474,49
  