CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in Washtenaw County zip codes than in any other category.
The following table shows how many educational services businesses with between one and four employees were in Washtenaw County zip codes during the period from 2012 to 2016.
Educational services businesses with between one and four employees in Washtenaw County (2012-2016)
Year
Total businesses
2012
69
2013
74
2014
78
2015
78
2016
80
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