CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 52001 than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in 52001 during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in 52001 (2012-2016)
Year
Total businesses
2012
60
2013
64
2014
59
2015
58
2016
61