CUDOS - I want to see historical data

Yes, you can request to have your CUR data backfilled by opening a support case.

Open a support case to request a backfill of your cost data. In your support case, make sure to provide the report name and the billing period that you want backfilled.

https://docs.aws.amazon.com/cur/latest/userguide/troubleshooting.html#backfill-data