The following database provides records of travel time to work statistics for geographic and track locations in the United States. The feilds incude statistical analysis of interpulated time travel grouped statistics. See Feild Information Below:
 
     Time Travel Feilds:
Mean - The mean travel time to work of the location record
Stdev - The standard deviation of the location record travel time to work
Samples - number of samples used in record statistics
 
     Location Feilds Include:
id - Id of the location
State_Code - state code
State_Name - state name
State_ab - state abbreviated name 
County - county name 
City - The city name 
Place - The place name (town, city, village CPD)
Primary - Defines if location is a track and block group.
Zip Code - zip code
Area Code - area code
ALand -  Square area of land at location.
AWater - Square area of water at location.
Lat - latitude of location record
Lon - longitude of location record