anchor.diff:  Solomon Islands,Yes,No
   Suriname,Yes,Increasing or widespread transmission
   Thailand,Yes,Sporadic transmission following recent introduction
  +Tonga,Yes,Increasing or widespread transmission
  +Trinidad and Tobago,Yes,Sporadic transmission following recent introduction
  +Vanuatu,Yes,No
   Venezuela,Yes,Increasing or widespread transmission
  -Tonga,Yes,Increasing or widespread transmission
  -Vanuatu,Yes,No
  -Virgin islands (US),Yes,Sporadic transmission following recent introduction
  +US Virgin Islands,Yes,Sporadic transmission following recent introduction
  
positive.code: Honduras,Yes,Increasing or widespread transmission
  Jamaica,Yes,Sporadic transmission following recent introduction
  Maldives,Yes,No
  Martinique,Yes,Increasing or widespread transmission
  Mexico,Yes,Increasing or widespread transmission
  New Caledonia,Yes,No
  
negative.code: country,affected_past_nine_months,affected_past_two_months
  American Samoa,Yes,Increasing or widespread transmission
  Aruba,Yes,Sporadic transmission following recent introduction
  Barbados,Yes,Increasing or widespread transmission
  Bolivia,Yes,Sporadic transmission following recent introduction
  Brazil,Yes,Increasing or widespread transmission
  Bonaire,Yes,Sporadic transmission following recent introduction
  Cape Verde,Yes,Increasing or widespread transmission
  Colombia,Yes,Increasing or widespread transmission
  Costa Rica,Yes,Sporadic transmission following recent introduction
  Curaçao,Yes,Increasing or widespread transmission
  Dominican Republic,Yes,Increasing or widespread transmission
  Ecuador,Yes,Increasing or widespread transmission
  El salvador,Yes,Increasing or widespread transmission
  Fiji,Yes,No
  French Guiana,Yes,Increasing or widespread transmission
  Guadeloupe,Yes,Increasing or widespread transmission
  