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: 4481,"Clothing Stores"
  4482,"Shoe Stores"
  4483,"Jewelry, Luggage, and Leather Goods Stores"
  451,"Sporting Goods, Hobby, Book, and Music Stores"
  4511,"Sporting Goods, Hobby, and Musical Instrument Stores"
  4512,"Book, Periodical, and Music Stores"
  452,"General Merchandise Stores"
  4521,"Department Stores"
  4529,"Other General Merchandise Stores"
  
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 (Skilled Nursing Facilities)"
  6232,"Residential Intellectual and Developmental Disability, Mental Health, and Substance Abuse Facilities"
  6233,"Continuing Care Retirement Communities and Assisted Living Facilities for the Elderly"
  6239,"Other Residential Care Facilities"
  624,"Social Assistance"
  6241,"Individual and Family Services"
  