How can I configure 9 Boxes in case I have 5 Performance Rating Categories?

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How can I configure 9 Boxes in case I have 5 Performance Rating Categories?

When creating the 'Talent Review' template and adding 'Performance VS Potential', It turned out that I have 5 performance rating categories which increased the number of boxes to be 5*3 = 15 Boxes.

5 performance rating categories and 3 potential rating categories.

here is a screenshot of the performance rating categories:

Are there any solution to make them 9 boxes only?

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