PERSONAL SERVICES (SIC MAJOR GROUP 72)

This group includes establishments primarily engaged in providing
services generally to individuals, such as barber and beauty
shops, drycleaning plants, laundries, and photographic studios. 
For establishments classified in Industry Group 721, collecting
and distributing units (branch outlets, pickup stations,
terminals, or depots) owned and operated by a firm which does its
own laundry work are not classified as separate establishments. 
Data for these units are merged with data for the plant where the
work is done.