CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Rockwall 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 Rockwall County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Rockwall County (2012-2016)
Year
Total businesses
2012
68
2013
73
2014
72
2015
72
2016
63
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