| Feature | Description |
|---|---|
| cicid | Unique record ID |
| i94yr | 4 digit year |
| i94mon | Numeric month |
| i94cit | 3 digit code for immigrant country of birth |
| i94res | 3 digit code for immigrant country of residence |
| i94port | Port of admission |
| arrdate | Arrival Date in the USA |
| i94mode | Mode of transportation (1 = Air; 2 = Sea; 3 = Land; 9 = Not reported) |
| i94addr | USA State of arrival |
| depdate | Departure Date from the USA |
| i94bir | Age of Respondent in Years |
| i94visa | Visa codes collapsed into three categories |
| count | Field used for summary statistics |
| dtadfile | Character Date Field - Date added to I-94 Files |
| visapost | Department of State where where Visa was issued |
| occup | Occupation that will be performed in U.S |
| entdepa | Arrival Flag - admitted or paroled into the U.S. |
| entdepd | Departure Flag - Departed, lost I-94 or is deceased |
| entdepu | Update Flag - Either apprehended, overstayed, adjusted to perm residence |
| matflag | Match flag - Match of arrival and departure records |
| biryear | 4 digit year of birth |
| dtaddto | Character Date Field - Date to which admitted to U.S. (allowed to stay until) |
| gender | Non-immigrant sex |
| insnum | INS number |
| airline | Airline used to arrive in U.S. |
| admnum | Admission Number |
| fltno | Flight number of Airline used to arrive in U.S. |
| visatype | Class of admission legally admitting the non-immigrant to temporarily stay in U.S. |
| Feature | Description |
|---|---|
| City | City Name |
| State | US State where city is located |
| Median Age | Median age of the population |
| Male Population | Count of male population |
| Female Population | Count of female population |
| Total Population | Count of total population |
| Number of Veterans | Count of total Veterans |
| Foreign born | Count of residents of the city that were not born in the city |
| Average Household Size | Average city household size |
| State Code | Code of the US state |
| Race | Respondent race |
| Count | Count of city's individual per race |
| Feature | Description |
|---|---|
| dt | Date |
| AverageTemperature | Global average land temperature in celsius |
| AverageTemperatureUncertainty | 95% confidence interval around the average |
| City | Name of City |
| Country | Name of Country |
| Latitude | City Latitude |
| Longitude | City Longitude |
| Feature | Description |
|---|---|
| ident | Airport id |
| type | size of airport |
| name | name |
| elevation_ft | elevation in feet |
| continent | continet |
| iso_country | country (ISO-2) |
| iso_region | region (ISO-2) |
| municipality | municipality |
| gps_code | gps code |
| iata_code | IATA code |
| local_code | Local code |
| coordinates | coordinates |