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 health care and social assistance businesses with between one and four employees were in Rock County zip codes during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in Rock County (2012-2016)
Year
Total businesses
2012
112
2013
110
2014
128
2015
122
2016
134
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