CBP data indicates that there are more establishments categorized as accommodation and food services businesses with between 20 and 49 employees in Rock County zip codes than in any other category.
The following table shows how many retail trade businesses with between 20 and 49 employees were in Rock County zip codes during the period from 2012 to 2016.
Retail trade businesses with between 20 and 49 employees in Rock County (2012-2016)
Year
Total businesses
2012
53
2013
53
2014
53
2015
55
2016
55