anchor.diff:  El Salvador,,Widespread transmission
   Fiji,,Widespread transmission
   French Guiana,,Widespread transmission
  +​Grenada,​,​Widespread transmission
   Guadeloupe,,Widespread transmission
   Guatemala,,Widespread transmission
   Haiti,,Widespread transmission
  
positive.code: ​​Anguilla,​,​Widespread transmission
  ​Antigua and Barbuda,​,​Widespread transmission
  ​Barbados,​,​Widespread transmission
  Bolivia,,Widespread transmission
  ​Bonaire,​,​Widespread transmission
  Brazil,,Widespread transmission
  
negative.code: Saint Martin,,Widespread transmission
  Saint Vincent and the Grenadines,,Widespread transmission
  Saint-Barthélemy,,Widespread transmission
  ​Singapore,​,​Widespread transmission
  Sint Maarten,,Widespread transmission
  Suriname,,Widespread transmission
  