| Count | Percentage | Survey Answer |
| 4 | 50% | Windows 2003 Server |
| 2 | 25% | Windows 2000 Server |
| 0 | 0% | Windows NT 4 Server |
| 1 | 12% | Novell NetWare (Any Version) |
| 0 | 0% | Linux (Any Distribution) |
| 1 | 12% | No Server OS, but we use Workstation OS (e.g. WinXP) for serving the database. |
| 0 | 0% | I do not know. |