How do I count unique email addresses across multiple worksheets?
Hi all,
I'm looking to count unique email addresses across several worksheets. All
email address are in field E in each worksheet. I'm trying to avoid
consolidating all records onto one worksheets. Your help is very appreciated
here!
BTW: Each worksheet represents an event where attendees provided their email
address - some users attended multiple events. I'm trying to get an overall
unique count of attendees.
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