D301	IT Facility Operation and Maintenance
D302	IT Systems Development Services
D306	IT Systems Analysis Services
D307	Automated Information Systems Design and Integration Services
D308	Programming Services and Millennium Conversion Services (Y2K)
D310	IT Backup and Security Services
D311	IT Data Conversion Services
D316	IT Network Management Services
D317	Automated News Services, Data Services, or Other Information Services
D399	Other Information Technology Services, Not Elsewhere Classified