Or, even simpler, you ask for monthly total, and backend has no idea what "month...

		112233 9 months ago \| parent \| context \| favorite \| on: RFC 9557: Date and Time on the Internet: Timestamp... Or, even simpler, you ask for monthly total, and backend has no idea what "monthly" means, because it started/ended at undetermined local hour that has been discarded when converting to "utc"