anchor.diff:  2015-09-27,SK_MB,gpc,4.8
   2015-09-27,SK_MB,bq,0
   2015-09-27,SK_MB,oth,1.6
  +2015-09-28,SK_MB,cpc,39.4
  +2015-09-28,SK_MB,ndp,28.4
  +2015-09-28,SK_MB,lpc,26.6
  +2015-09-28,SK_MB,gpc,4.6
  +2015-09-28,SK_MB,bq,0
  +2015-09-28,SK_MB,oth,1.1
  
positive.code: 2015-09-27,QC,gpc,3.2
  2015-09-27,QC,bq,17.5
  2015-09-27,QC,oth,0.7
  2015-07-14,SK_MB,cpc,37.5
  2015-07-14,SK_MB,ndp,30
  2015-07-14,SK_MB,lpc,26.8
  
negative.code: 2015-09-27,ATL,gpc,5.9
  2015-09-27,ATL,bq,0
  2015-09-27,ATL,oth,0.8
  2015-09-28,ATL,cpc,17.9
  2015-09-28,ATL,ndp,26.6
  2015-09-28,ATL,lpc,49.1
  2015-09-28,ATL,gpc,5.5
  2015-09-28,ATL,bq,0
  2015-09-28,ATL,oth,0.9
  2015-07-14,BC,cpc,26.2
  2015-07-14,BC,ndp,40.1
  2015-07-14,BC,lpc,23.4
  