All the relic times (for all difficulties), crates and total possible time saves are listed here: https://docs.google.com/spreadsheets/d/1AOvQQLX5fcX-XVObgzgRfIqGI1RBYRBf5cBQ0A4WqLQ/edit#gid=0

Shoutouts to @NachoBrado who helped me gather the relic times for the "easy" difficulty.