CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Napa 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 Napa County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Napa County (2012-2016)
Year
Total businesses
2012
118
2013
119
2014
101
2015
103
2016
104
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