diff --git a/files/country_codes.csv b/files/country_codes.csv
new file mode 100644
index 00000000..62976d2d
--- /dev/null
+++ b/files/country_codes.csv
@@ -0,0 +1,250 @@
+Afghanistan,AF
+Åland Islands,AX
+Albania,AL
+Algeria,DZ
+American Samoa,AS
+Andorra,AD
+Angola,AO
+Anguilla,AI
+Antarctica,AQ
+Antigua and Barbuda,AG
+Argentina,AR
+Armenia,AM
+Aruba,AW
+Australia,AU
+Austria,AT
+Azerbaijan,AZ
+Bahamas,BS
+Bahrain,BH
+Bangladesh,BD
+Barbados,BB
+Belarus,BY
+Belgium,BE
+Belize,BZ
+Benin,BJ
+Bermuda,BM
+Bhutan,BT
+"Bolivia, Plurinational State of",BO
+"Bonaire, Sint Eustatius and Saba",BQ
+Bosnia and Herzegovina,BA
+Botswana,BW
+Bouvet Island,BV
+Brazil,BR
+British Indian Ocean Territory,IO
+Brunei Darussalam,BN
+Bulgaria,BG
+Burkina Faso,BF
+Burundi,BI
+Cambodia,KH
+Cameroon,CM
+Canada,CA
+Cape Verde,CV
+Cayman Islands,KY
+Central African Republic,CF
+Chad,TD
+Chile,CL
+China,CN
+Christmas Island,CX
+Cocos (Keeling) Islands,CC
+Colombia,CO
+Comoros,KM
+Congo,CG
+"Congo, the Democratic Republic of the",CD
+Cook Islands,CK
+Costa Rica,CR
+Côte d'Ivoire,CI
+Croatia,HR
+Cuba,CU
+Curaçao,CW
+Cyprus,CY
+Czech Republic,CZ
+Denmark,DK
+Djibouti,DJ
+Dominica,DM
+Dominican Republic,DO
+Ecuador,EC
+Egypt,EG
+El Salvador,SV
+Equatorial Guinea,GQ
+Eritrea,ER
+Estonia,EE
+Ethiopia,ET
+Falkland Islands (Malvinas),FK
+Faroe Islands,FO
+Fiji,FJ
+Finland,FI
+France,FR
+French Guiana,GF
+French Polynesia,PF
+French Southern Territories,TF
+Gabon,GA
+Gambia,GM
+Georgia,GE
+Germany,DE
+Ghana,GH
+Gibraltar,GI
+Greece,GR
+Greenland,GL
+Grenada,GD
+Guadeloupe,GP
+Guam,GU
+Guatemala,GT
+Guernsey,GG
+Guinea,GN
+Guinea-Bissau,GW
+Guyana,GY
+Haiti,HT
+Heard Island and McDonald Mcdonald Islands,HM
+Holy See (Vatican City State),VA
+Honduras,HN
+Hong Kong,HK
+Hungary,HU
+Iceland,IS
+India,IN
+Indonesia,ID
+"Iran, Islamic Republic of",IR
+Iraq,IQ
+Ireland,IE
+Isle of Man,IM
+Israel,IL
+Italy,IT
+Jamaica,JM
+Japan,JP
+Jersey,JE
+Jordan,JO
+Kazakhstan,KZ
+Kenya,KE
+Kiribati,KI
+"Korea, Democratic People's Republic of",KP
+"Korea, Republic of",KR
+Kuwait,KW
+Kyrgyzstan,KG
+Lao People's Democratic Republic,LA
+Latvia,LV
+Lebanon,LB
+Lesotho,LS
+Liberia,LR
+Libya,LY
+Liechtenstein,LI
+Lithuania,LT
+Luxembourg,LU
+Macao,MO
+"Macedonia, the Former Yugoslav Republic of",MK
+Madagascar,MG
+Malawi,MW
+Malaysia,MY
+Maldives,MV
+Mali,ML
+Malta,MT
+Marshall Islands,MH
+Martinique,MQ
+Mauritania,MR
+Mauritius,MU
+Mayotte,YT
+Mexico,MX
+"Micronesia, Federated States of",FM
+"Moldova, Republic of",MD
+Monaco,MC
+Mongolia,MN
+Montenegro,ME
+Montserrat,MS
+Morocco,MA
+Mozambique,MZ
+Myanmar,MM
+Namibia,NA
+Nauru,NR
+Nepal,NP
+Netherlands,NL
+New Caledonia,NC
+New Zealand,NZ
+Nicaragua,NI
+Niger,NE
+Nigeria,NG
+Niue,NU
+Norfolk Island,NF
+Northern Mariana Islands,MP
+Norway,NO
+Oman,OM
+Pakistan,PK
+Palau,PW
+"Palestine, State of",PS
+Panama,PA
+Papua New Guinea,PG
+Paraguay,PY
+Peru,PE
+Philippines,PH
+Pitcairn,PN
+Poland,PL
+Portugal,PT
+Puerto Rico,PR
+Qatar,QA
+Réunion,RE
+Romania,RO
+Russian Federation,RU
+Rwanda,RW
+Saint Barthélemy,BL
+"Saint Helena, Ascension and Tristan da Cunha",SH
+Saint Kitts and Nevis,KN
+Saint Lucia,LC
+Saint Martin (French part),MF
+Saint Pierre and Miquelon,PM
+Saint Vincent and the Grenadines,VC
+Samoa,WS
+San Marino,SM
+Sao Tome and Principe,ST
+Saudi Arabia,SA
+Senegal,SN
+Serbia,RS
+Seychelles,SC
+Sierra Leone,SL
+Singapore,SG
+Sint Maarten (Dutch part),SX
+Slovakia,SK
+Slovenia,SI
+Solomon Islands,SB
+Somalia,SO
+South Africa,ZA
+South Georgia and the South Sandwich Islands,GS
+South Sudan,SS
+Spain,ES
+Sri Lanka,LK
+Sudan,SD
+Suriname,SR
+Svalbard and Jan Mayen,SJ
+Swaziland,SZ
+Sweden,SE
+Switzerland,CH
+Syrian Arab Republic,SY
+"Taiwan, Province of China",TW
+Tajikistan,TJ
+"Tanzania, United Republic of",TZ
+Thailand,TH
+Timor-Leste,TL
+Togo,TG
+Tokelau,TK
+Tonga,TO
+Trinidad and Tobago,TT
+Tunisia,TN
+Turkey,TR
+Turkmenistan,TM
+Turks and Caicos Islands,TC
+Tuvalu,TV
+Uganda,UG
+Ukraine,UA
+United Arab Emirates,AE
+United Kingdom,GB
+United States,US
+United States Minor Outlying Islands,UM
+Uruguay,UY
+Uzbekistan,UZ
+Vanuatu,VU
+"Venezuela, Bolivarian Republic of",VE
+Viet Nam,VN
+"Virgin Islands, British",VG
+"Virgin Islands, U.S.",VI
+Wallis and Futuna,WF
+Western Sahara,EH
+Yemen,YE
+Zambia,ZM
+Zimbabwe,ZW
+European Union, EU