The Portal has been developed over a number of years. Stable code releases indicated by whole numbers represent periodic upgrades in capability. Minor releases are indicated by the 10th's digit. Fixes are represented by hundredths digit increases.
A major release upgrading the database to SQL Server 2005 and adding full text indexing and searching to the application. Several upgrades to the display continue to improve the layout and provide a CSS enabled display capable of filling the screen at any display resolutions ranging from 640 to 2280 pixels wide.