CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Rock County zip codes than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in Rock County zip codes during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in Rock County (2012-2016)
Year
Total businesses
2012
8
2013
9
2014
10
2015
10
2016
14
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