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tekno

macrumors 6502a
Original poster
Oct 15, 2011
840
4
I have a spreadsheet of all my invoices for 2011 (a total of around 150 invoices) and want to have a chart showing my turnover by month. However, whenever I make a chart it has 150 individual bars rather than 12 'sub-totalled' bars.

Any help appreciated.
 
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