Hi Dave,

Am Fri, 19 Dec 2014 16:52:50 +0000 schrieb Dave011070:

=VLOOKUP($A16&"-"&$B16,DATA,D$5,FALSE).

try:
=SUM(INDEX(Data,,MATCH(A16&"-"&B16,INDEX(Data,1,),0)))

If it does not work please offer your data


Regards
Claus B.
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Vista Ultimate / Windows7
Office 2007 Ultimate / 2010 Professional