CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Winnebago 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 Winnebago County zip codes during the period from 2012 to 2016.
Wholesale trade businesses with between one and four employees in Winnebago County (2012-2016)
Year
Total businesses
2012
69
2013
65
2014
66
2015
69
2016
63