CBP data indicates that there are more establishments categorized as retail trade businesses with between 250 and 499 employees in San Diego County zip codes than in any other category.
The following table shows how many professional, scientific and technical services businesses with between 250 and 499 employees were in San Diego County zip codes during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between 250 and 499 employees in San Diego County (2012-2016)
Year
Total businesses
2012
30
2013
32
2014
31
2015
31
2016
25
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