CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 21409 than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in 21409 during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in 21409 (2012-2016)
Year
Total businesses
2012
9
2013
14
2014
15
2015
10
2016
13