A usage report can be created at any time, however it is only available for Standard plans (not for Free instances).
The shortest period the report can reflect is a month.
Start at the page of you subscriptions.
Adjust the period. Select for the months which should appear in the report.
Download the PDF report locally.
The PDF output will look similar to demo report attached: subUsage_2022-01-2022-03_example.pdf.