CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 92203 than in any other category.
The following table shows how many retail trade businesses with between one and four employees were in 92203 during the period from 2012 to 2016.
Retail trade businesses with between one and four employees in 92203 (2012-2016)
Year
Total businesses
2012
19
2013
20
2014
21
2015
18
2016
19