anchor.diff:  Argentina,Tucuman,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
   Argentina,Formosa,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
   Argentina,Salta,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  +​Argentina,​Chaco,​Areas with virus transmission following virus new/re introduction (WHO cat. 1)
   Aruba,,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
   Bahamas,,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
   Bangladesh,,Areas with virus transmission following previous virus circulation (WHO cat. 2)
  
positive.code: "Bonaire, Sint Eustatius and Saba",Sint Eustatius,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Brazil,Rio De Janeiro,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Brazil,Maranhao,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Brazil,Bahia,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Brazil,Rio Grande Do Norte,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Brazil,Alagoas,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Brazil,Amazonas,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  
negative.code: country,areas,current_zika_transmission
  American Samoa,,Areas with interrupted transmission (WHO cat. 3)
  Angola,,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Anguilla,,Areas with virus transmission following virus new/re introduction (WHO cat. 1)
  Antigua and Barbuda,Areas with virus transmission following virus new/re introduction (WHO cat. 1),
  