CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Sonoma County zip codes than in any other category.
The following table shows how many wholesale trade businesses with between one and four employees were in Sonoma County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Sonoma County (2012-2016)
Year
Total businesses
2012
363
2013
329
2014
302
2015
275
2016
284
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