Is the anomaly seasonally adjusted across the whole window?
This lines up with the other chart if you put throughput per capita.
Not quite — the 1999 figure is a reporting lag.
Alanna Haddad Why is the weekend slice so much smaller? Is something wrong with the day-of-week parsing? (edited to fix a unit)
urban share here is off; it should be as a share of total.
Should retention be in constant terms for this comparison to mean anything?
That matches what I had.
Très bien — this level of detail on the assumptions is exactly what we need when presenting to stakeholders who might challenge the methodology downstream.