There is currently an unpublished rule that allows users to highlight the highest cell of a column (by a given statistic). Highlight top highest cells in Column  ([Web view|https://numbersint.sharepoint.com/_layouts/OneNote.aspx?id=%2FShared%20Documents%2FQ%20Customer%20Support&wd=target%28Rules%2C%20QScripts%2C%20and%20R%20OH%20MY.one%7CDC455893-5530-4516-B815-DE260AD832A3%2FHighlight%20top%20highest%20cells%20in%20Column%7C340472EE-DABC-4270-859F-7789EA9DA6C4%2F%29])

Suggest making this rule part of the user-available rules