No prior year values since nothing defined?

Hi ryan031581 ,

Thanks for reaching out to the Microsoft fabric community forum.

Could you please sharing some sample data and expected outputs, so that it could be easy for understand and give you best possible solution to resolve your issue.

Do not include sensitive information. Do not include anything that is unrelated to the issue or question.
Please show the expected outcome based on the sample data you provided.
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Hope this helps. Please feel free to reach out for any further questions.

Thank you .