CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 33606 than in any other category.
The following table shows how many transportation and warehousing businesses with between one and four employees were in 33606 during the period from 2012 to 2016.
Transportation and warehousing businesses with between one and four employees in 33606 (2012-2016)
Year
Total businesses
2012
12
2013
9
2014
10
2015
12
2016
14