Update Frequency vs Freshness

Update Frequency	Dataset age state thresholds (how old must a dataset be for it to have this status)
	Fresh		Not Fresh
	Up-to-date	Due	Overdue	Delinquent
Daily	0 days old	1 day old due_age = f	2 days old overdue_age = f + 2	3 days old delinquent_age = f + 3
Weekly	0 - 6 days old	7 days old due_age = f	14 days old overdue_age = f + 7	21 days old delinquent_age = f + 14
Fortnightly	0 - 13 days old	14 days old due_age = f	21 days old overdue_age = f + 7	28 days old delinquent_age = f + 14
Monthly	0 -29 days old	30 days old due_age = f	44 days old overdue_age = f + 14	60 days old delinquent_age = f + 30
Quarterly	0 - 89 days old	90 days old due_age = f	120 days old overdue_age = f + 30	150 days old delinquent_age = f + 60
Semiannually	0 - 179 days old	180 days old due_age = f	210 days old overdue_age = f + 30	240 days old delinquent_age = f + 60
Annually	0 - 364 days old	365 days old due_age = f	425 days old overdue_age = f + 60	455 days old delinquent_age = f + 90
Never	Always	Never	Never	Never
Live	Always	Never	Never	Never
As Needed	Always	Never	Never	Never