CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in Imperial County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in Imperial County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Imperial County (2012-2016)
Year
Total businesses
2012
107
2013
103
2014
105
2015
99
2016
100