Annual consolidated performance evaluation

Summary

Hi , We have a requirement where for employees covered under quarterly evaluation cycle, the annual overall score should be an average of score of all quarters and the rating should based on the ave

Content

Hi , 

We have a requirement where for employees covered under quarterly evaluation cycle, the annual overall score should be an average of score of all quarters and the rating should based on the average of quarterly overall score. 
Annual score= (Q1 +Q2 +Q3 +Q4)/4 
 Please advise

Version

20c