The TOTAL function is provided as the default for each numeric print field. This can be modified as required. The TOTAL and AVERAGE functions can be applied to numeric print fields only, that is, these fields must be of semantic data type Q or semantic data type C.
You can add functions to an across report in the same way that they are added to a summary report. Refer to
How to Add Functions to the Report for information on adding functions to summary reports. If you have not yet defined break and summary fields for the report, you can add functions by completing the following tasks: