CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Charleston County zip codes than in any other category.
The following table shows how many educational services businesses with between one and four employees were in Charleston County zip codes during the period from 2012 to 2016.
Educational services businesses with between one and four employees in Charleston County (2012-2016)
Year
Total businesses
2012
71
2013
66
2014
80
2015
77
2016
76
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