Update Frequency vs Freshness Status

Update Frequency (f)	Freshness 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	8-13 days old	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	15-20 days old	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	31-43 days old	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	91-119 days old	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	181-209 days old	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	366-424 days old	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