anchor.diff:  5172,"Wireless Telecommunications Carriers (except Satellite)"
   5174,"Satellite Telecommunications"
   5179,"Other Telecommunications"
  -518,"Data Processing, Hosting, and Related Services"
  +518,"Data Processing, Hosting and Related Services"
   5182,"Data Processing, Hosting, and Related Services"
   519,"Other Information Services"
   5191,"Other Information Services"
  
positive.code: 1113,"Fruit and Tree Nut Farming"
  1114,"Greenhouse, Nursery, and Floriculture Production"
  1119,"Other Crop Farming"
  112,"Animal Production and Aquaculture"
  1121,"Cattle Ranching and Farming"
  1122,"Hog and Pig Farming"
  1123,"Poultry and Egg Production"
  
negative.code: 6222,"Psychiatric and Substance Abuse Hospitals"
  6223,"Specialty (except Psychiatric and Substance Abuse) Hospitals"
  623,"Nursing and Residential Care Facilities"
  6231,"Nursing Care Facilities"
  6232,"Residential Mental Retardation, Mental Health and Substance Abuse Facilities"
  6233,"Community Care Facilities for the Elderly"
  6239,"Other Residential Care Facilities"
  624,"Social Assistance"
  6241,"Individual and Family Services"
  