different aggregation at different subtotals

[barrysaab]

I have a list report which is developed by using sql query,i have multiple subtotals in it such as Stores sales by products region wise,and countrywise and then summary wise.my requirement is the end user want to apply different type of aggregations at these subtotals such as for region wise subttotals he want it to be actual/budget and for countrywise some other logic. How can I apply these different aggregation logic in all different subtotals.Thanks.