CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Durham County zip codes than in any other category.
The following table shows how many health care and social assistance businesses with between one and four employees were in Durham County zip codes during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in Durham County (2012-2016)
Year
Total businesses
2012
315
2013
323
2014
332
2015
328
2016
359
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