CBP data indicates that there are more establishments categorized as construction businesses with between one and four employees in 91701 than in any other category.
The following table shows how many health care and social assistance businesses with between one and four employees were in 91701 during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in 91701 (2012-2016)
Year
Total businesses
2012
29
2013
29
2014
29
2015
33
2016
29