CBP data indicates that there are more establishments categorized as retail trade businesses with between one and four employees in 29730 than in any other category.
The following table shows how many finance and insurance businesses with between one and four employees were in 29730 during the period from 2012 to 2016.
Finance and insurance businesses with between one and four employees in 29730 (2012-2016)
Year
Total businesses
2012
39
2013
41
2014
42
2015
37
2016
43