CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Sanilac 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 Sanilac County zip codes during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in Sanilac County (2012-2016)
Year
Total businesses
2012
46
2013
50
2014
45
2015
43
2016
45
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