CBP data indicates that there are more establishments categorized as professional, scientific and technical services businesses with between one and four employees in 91101 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 91101 during the period from 2012 to 2016.
Health care and social assistance businesses with between one and four employees in 91101 (2012-2016)
Year
Total businesses
2012
159
2013
178
2014
176
2015
178
2016
182