The suggested formula is an Array so must be confirmed with CTRL + SHIFT + ENTER (not just Enter) - once Array is set the formula will appear encased within { }
IMHO Pivot Tables should be the very first thing anyone learns when using XL.
PTs are so simple it's untrue and offer unprecedented reporting power at the click of a few buttons... with the introduction of PowerPivot with XL2010 I think they look set to take over the world!
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