CBP data indicates that there are more establishments categorized as retail trade businesses with between 10 and 19 employees in Maricopa County zip codes than in any other category.
The following table shows how many professional, scientific and technical services businesses with between 10 and 19 employees were in Maricopa County zip codes during the period from 2012 to 2016.
Professional, scientific and technical services businesses with between 10 and 19 employees in Maricopa County (2012-2016)
Year
Total businesses
2012
872
2013
864
2014
887
2015
913
2016
922