=SUMPRODUCT((A1:A100="machine")*(YEAR(B1:B100)=200 5)*(MONTH(B1:B100)={1,2,3}
)*C1:C100)

--

HTH

RP
(remove nothere from the email address if mailing direct)


"hellZg8" wrote in message
...
I need to keep track of maintenance on certain machines and how much it
costs.
Would like to be able to show how much was spent on each machine in a
given
month or qtr.

any Ideas

Tks