27 25 00 Data Communications Software
27 25 13 Virus Protection Software
27 25 13Virus Protection Software27 25 16Application Suites27 25 19Email Software27 25 23Graphics/Multimedia Software27 25 26Customer Relationship Management Software27 25 29Operating System Software27 25 33Database Software27 25 37Virtual Private Network Software27 25 39Internet Conferencing Software