CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in Maine than in any other category.
The following table shows how many petroleum and coal products manufacturing businesses with between one and four employees were in Maine during the period from 2012 to 2016.
Petroleum and coal products manufacturing businesses with between one and four employees in Maine (2012-2016)
Year
Total businesses
2012
4,366
2013
4,310
2014
4,316
2015
4,266
2016
4,334