anchor.diff:  ​Cuba,​,​Sporadic transmission
   Grenada,,Sporadic transmission
   Guinea-Bissau,,Sporadic transmission
  -Indonesia,,Sporadic transmission
  +​Malaysia,​,Sporadic transmission​
  +​Philippines,​,​Sporadic transmission
   Saba,,Sporadic transmission
   Sint Eustatius,,Sporadic transmission
   Turks and Caicos Islands,,Sporadic transmission
  
positive.code: Costa Rica,,Widespread transmission
  Curaçao,,Widespread transmission
  Dominica,,Widespread transmission
  Dominican Republic,,Widespread transmission
  Ecuador,,Widespread transmission
  El Salvador,,Widespread transmission
  Fiji,,Widespread transmission
  
negative.code: Sint Maarten,,Widespread transmission
  Suriname,,Widespread transmission
  Thailand,,Widespread transmission
  Trinidad and Tobago,,Widespread transmission
  US Virgin Islands,,Widespread transmission
  Venezuela,,Widespread transmission
  