anchor.diff:  KCIC,Chico,California
   KCID,Cedar Rapids,Iowa
   KCIU,Sault Ste. Marie,Michigan
  -KCKB,Clarksburg,West virginia
  +KCKB,Clarksburg,West Virginia
   KCLE,Cleveland,Ohio
   KCLL,College Station,Texas
   KCLM,Port Angeles,Washington
  
positive.code: KPSP,Palm Springs,California
  KPUW,Pullman/Moscow, Idaho,Washington
  KPVC,Provincetown,Massachusetts
  KPVD,Providence/Warwick,Rhode island
  KPVU,Provo,Utah
  KPWM,Portland,Maine
  KRAP,Rapid City,South Dakota
  
negative.code: KACK,Nantucket,Massachusetts
  KACT,Waco,Texas
  KACV,Arcata/Eureka,California
  KACY,Atlantic City,New Jersey
  KAEX,Alexandria,Louisiana
  KAGS,Augusta,Georgia
  KALB,Albany,New York
  