anchor.diff:  ,Kansas,KS,"Fort Dodge",67801,37.730399,-99.937003
   ,Kansas,KS,"Fort Riley",66442,39.109992,-96.809559
   ,Kansas,KS,Grantville,66429,39.08074,-95.556843
  -,Kansas,KS,Harris,,38.320836,-95.447459
   ,Kansas,KS,Healy,67850,38.603042,-100.61759
   ,Kansas,KS,Hillsdale,66036,38.661396,-94.856905
   ,Kansas,KS,Home,66438,39.841028,-96.519378
  
positive.code: ,Texas,TX,"Boys Ranch",79010,35.535089,-102.252069
  ,Texas,TX,Briar,,32.98736,-97.561246
  ,Texas,TX,Bristol,,32.444786,-96.567673
  ,Texas,TX,Brundage,78834,28.573965,-99.670131
  ,Texas,TX,Bruni,78344,27.428162,-98.832213
  ,Texas,TX,"Brushy Creek",78717,30.512553,-97.737724
  ,Texas,TX,"Buchanan Dam",78609,30.815674,-98.452687
  
negative.code: ,California,CA,"Plumas Lake",95961,38.992329,-121.557954
  ,California,CA,"Point Reyes Station",94956,38.084647,-122.809226
  ,California,CA,"Pollock Pines",95726,38.753396,-120.597898
  ,California,CA,"Poplar-Cotton Center",,36.056351,-119.149267
  ,California,CA,"Port Costa",94569,38.044542,-122.184944
  ,California,CA,"Poso Park",,35.811272,-118.636537
  ,California,CA,Potrero,91963,32.613089,-116.606815
  ,California,CA,"Potter Valley",95469,39.317141,-123.10986
  