CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in San Francisco County zip codes than in any other category.
The following table shows how many manufacturing businesses with between one and four employees were in San Francisco County zip codes during the period from 2012 to 2016.
Manufacturing businesses with between one and four employees in San Francisco County (2012-2016)
Year
Total businesses
2012
365
2013
365
2014
357
2015
383
2016
388
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