Please delete the blank hidden sheet. It's a useless waste of space. On the PI Data Archive sheet, please use named ranges to make your formulas more readable. This will also make it easier for you to catch any mistakes and quickly check if formulas are still valid for newer versions of the PI Data Archive. Download link for the spreadsheet:
https://customers.osisoft.com/s/productcontent?id=a7R1I000000Xz7K