10000: OFFICE SERVICES, STORE SALES, AND DATA PROCESSING
| 11000 
 | OFFICE SERVICES GROUP 
 | ||||
| 12000 
 | OFFICE SERVICES EQUIPMENT OPERATION GROUP 
 | ||||
| 13000 
 | STORE SALES GROUP 
 | ||||
| 14000 
 | DATA PROCESSING AGENCY GROUP 
 | ||||
| 15000 
 | DATA PROCESSING GENERIC GROUP 
 |