CBP data indicates that there are more establishments categorized as health care and social assistance businesses with between one and four employees in San Joaquin County zip codes than in any other category.
The following table shows how many construction businesses with between one and four employees were in San Joaquin County zip codes during the period from 2012 to 2016.
Construction businesses with between one and four employees in San Joaquin County (2012-2016)
Year
Total businesses
2012
643
2013
609
2014
609
2015
620
2016
634
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