Hi,
I previously asked a question on matching criteria across both rows and columns here:
http://www.excelforum.com/excel-gene...d-columns.html
The solution provided was a SUMPRODUCT function which works, however, given the size of my data ( set it's very slow so any help to optimize the speed would be a big help.
I read about the speed advantages of using a SUMIFS function and was wondering if it's possible to populate the table in the "Summary Page" sheet with the data from the "Data Page" sheet.
The part that's giving me trouble how to match criteria across both rows and columns.
Any help would be kindly appreciated.
Thank you,
George
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