CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Polk County zip codes than in any other category.
The following table shows how many industries not classified businesses with between one and four employees were in Polk County zip codes during the period from 2012 to 2016.
Industries not classified businesses with between one and four employees in Polk County (2012-2016)
Year
Total businesses
2012
8
2013
10
2014
14
2015
16
2016
18