CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Jefferson County zip codes than in any other category.
The following table shows how many utilities with between one and four employees were in Jefferson County zip codes during the period from 2012 to 2016.
Utilities with between one and four employees in Jefferson County (2012-2016)
Year
Total businesses
2012
15
2013
13
2014
14
2015
12
2016
13
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