CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Chester 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 Chester County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Chester County (2012-2016)
Year
Total businesses
2012
673
2013
662
2014
642
2015
639
2016
658
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