The whole of January 1881. Hand-entered orders are counted from every day in that range. Shop orders are counted from the 0 days that have been run — 31 days have not: 1881-01-01, 1881-01-02, 1881-01-03, 1881-01-04, 1881-01-05, 1881-01-06, 1881-01-07, 1881-01-08, 1881-01-09, 1881-01-10, 1881-01-11, 1881-01-12, and 19 more.

One page per customer: what to invoice them for, and what they have earned in delivery credit for hosting collections. Shop orders are paid at the checkout, so only hand-entered orders ticked “Invoiced” appear.