CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Maricopa County zip codes than in any other category.
The following table shows how many health care and social assistance businesses with between one and four employees were in Maricopa County zip codes during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in Maricopa County (2012-2016)
Year
Total businesses
2012
5635
2013
5724
2014
5783
2015
5947
2016
6131
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