CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Calvert County zip codes than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in Calvert County zip codes during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in Calvert County (2012-2016)
Year
Total businesses
2012
86
2013
85
2014
78
2015
91
2016
86
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