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 transit and ground passenger transportation businesses with between one and four employees were in Iowa during the period from 2012 to 2016.
Transit and ground passenger transportation businesses with between one and four employees in Iowa (2012-2016)
Year
Total businesses
2012
18,955
2013
19,198
2014
19,682
2015
20,249
2016
20,247
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