CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Berkeley County zip codes than in any other category.
The following table shows how many wholesale trade businesses with between one and four employees were in Berkeley County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Berkeley County (2012-2016)
Year
Total businesses
2012
55
2013
60
2014
67
2015
62
2016
66