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 industries not classified businesses with between one and four employees were in Charleston County zip codes during the period from 2012 to 2016.
Industries not classified businesses with between one and four employees in Charleston County (2012-2016)
Year
Total businesses
2012
10
2013
13
2014
17
2015
31
2016
25
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