Share this postFigure out frequencybettersheets.substack.comCopy linkFacebookEmailNoteOtherFigure out frequencyBetter SheetsJul 02, 20221Share this post with a friendSince you liked this post, why not share it to help spread the word?ShareShare this postFigure out frequencybettersheets.substack.comCopy linkFacebookEmailNoteOtherShareFind out how many times an ID or an email appears in your data list.