In P3e/c, projects are automatically summarised through the Enterprise Project Structure (EPS).
If you require to view project data when the project is closed then you can summaries the data to pre-defined levels of the WBS. Go to the projects window and select the "settings" tab then select the level of WBS the data is to be summarised too. This allows users of Primavision to access summarised data in the Resource and Portfolio tabs.