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 retail trade businesses with between one and four employees were in Sonoma County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Sonoma County (2012-2016)
Year
Total businesses
2012
780
2013
793
2014
793
2015
801
2016
786
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