She gave it some consideration. "More in that, no one here arrives within the same day or even days. At best-and this is only my theory-there are days of the month when the Door is the most active. My duties in the Guard are to ensure those who arrive are safely escorted out, they're all on the roster, so I have a good idea of the Door's fluctuations."

She didn't meet every New arrival of course, but she saw the papers enough to get an idea.