Counting Unique entries

  • Thread starter Thread starter TONYC
  • Start date Start date
T

TONYC

Is there a quick way of counting unique entries in a spreasheet wit
19,000 records. I want to count suppliers, there are several hundred.
then want to count unique invoices for each supplier. Is there
subtotal formula which allows this within autofilter?

Regards

Ton
 
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