CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Iowa than in any other category.
The following table shows how many educational services businesses with between one and four employees were in Iowa during the period from 2012 to 2016.
Educational services businesses with between one and four employees in Iowa (2012-2016)
Year
Total businesses
2012
191,744
2013
196,208
2014
198,754
2015
203,962
2016
206,728