CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 21075 than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in 21075 during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in 21075 (2012-2016)
Year
Total businesses
2012
31
2013
34
2014
34
2015
40
2016
42