CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 21122 than in any other category.
The following table shows how many manufacturing businesses with between one and four employees were in 21122 during the period from 2012 to 2016.
Manufacturing businesses with between one and four employees in 21122 (2012-2016)
Year
Total businesses
2012
16
2013
13
2014
14
2015
12
2016
10
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