INCREMENTALLY ADDING SEGMENTATION CRITERIA TO A DATA SET

A system displays and filters reports including website visitation data in response to receiving user input. The system includes a client for processing the input as a query to a network, which returns the requested data. The system and accompanying method provide a user interface for incrementally adjusting report data and tailoring reports to user specifications. In addition, adjusted reports can be further adjusted per additional data input. The results are returned virtually instantaneously, enabling users to analyze the effects of combinations of factors.