The whole of April 2000. Hand-entered orders are counted from every day in that range. Shop orders are counted from the 0 days that have been run — 30 days have not: 2000-04-01, 2000-04-02, 2000-04-03, 2000-04-04, 2000-04-05, 2000-04-06, 2000-04-07, 2000-04-08, 2000-04-09, 2000-04-10, 2000-04-11, 2000-04-12, and 18 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.