| Computer Storage Devices |
| Computer Peripheral Equipment |
| Computer and Computer Peripherals Equiptment and Services |
| Computer and Computer Software Stores |
| Prepackaged Software |
| Computer Processing and Data Preparation |
| Computer Renting and Leasing |
| Computer Related Services |
| Computer Terminals |
| Magnetic and Optical Recording Media |
| Computer Programming Services |
| Computer Integrated System Design |
| Computer Maintenance and Repair |
| Facilities Support and Management Services |
