Conditional formatting provides visual cues to help you quickly make sense of your data. For example, it’ll clearly show highs and lows, or other data trends based on criteria you provide..
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Select the all the data in a table.
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Select Conditional Formatting > Top/Bottom Rules > Top 10 Items to see the 10 largest numbers in the table.
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Select Conditional Formatting > Data Bars, Color Schemes, or Icon Sets to see how your data can be instantly analyzed. Press Ok when done.
Source: Microsoft