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: KLRD,Laredo,Texas
  KLSE,La Crosse,Wisconsin
  KLUK,Cincinnati,Ohio
  KLWB,Lewisburg,West virginia
  KLWS,Lewiston,Idaho
  KLYH,Lynchburg,Virginia
  KMAF,Midland,Texas
  
negative.code: KUNV,State College,Pennsylvania
  KVLD,Valdosta,Georgia
  KVPS,Valparaiso,Florida
  KWST,Westerly,Rhode Island
  KXNA,Fayetteville,Arkansas
  KYKM,Yakima,Washington
  KYNG,Youngstown/Warren,Ohio
  