CBP data indicates that there are more establishments categorized as retail trade businesses with between 100 and 249 employees in San Diego County zip codes than in any other category.
The following table shows how many health care and social assistance businesses with between 100 and 249 employees were in San Diego County zip codes during the period from 2012 to 2016.
Health care and social assistance businesses with between 100 and 249 employees in San Diego County (2012-2016)
Year
Total businesses
2012
134
2013
146
2014
156
2015
166
2016
167