CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Harford 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 Harford County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Harford County (2012-2016)
Year
Total businesses
2012
140
2013
132
2014
135
2015
133
2016
124
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