How to report Number of Performance Goals by employees (then broken up by categories) using OTBI ?

Summary:

Dear peers,

My customer wants to report the no. of performance goals every employee has in their Goal Plan; Total and Category-wise (There are 13 custom categories created and the field has been made mandatory). The report should look like :

Could you please guide me how to get the no. of performance goals and also the category wise breakups?

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