Determines whether a summary of running values is performed, according to the following options:

•0 - ddSRNone: Does not perform this summary calculation (default)

•1 - ddSRGroup: Calculates the summary of running values for each range of specified total values

•2 - ddSRAll: Calculates the summary of running values of all values in the Report, regardless of groupings

This property is only valid when the SummaryType property is different from 0 (zero).