I think Bob meant this:

=3DSUMPRODUCT((A3:A44=3D{"M","W"})*K3:K44)

Jason

-----Original Message-----
"Bob Phillips" wrote
=3DSUMPRODUCT(--(A3:A44=3D{"M","W"}),K3:K44)

Tried this, Bob, but think it returns #VALUE!

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Rgds
Max
xl 97
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