User Help > Viewing Item Data in Reports > Reporting on Items Using Item Reports > Running a Historical or Differences Report
 
Running a Historical or Differences Report
A historical report is a report on a specified item or set of items as of a date in the past. An item differences report is a report that compares the results of two reports from different time periods using a specified item or set of items. Both reports are run from the Run Report As Of dialog.
To run a historical report
To run an item differences report