- Barnes & Noble ends their business day at midnight Eastern time (9:00 p.m. Pacific).
- Amazon ends their business day at midnight Pacific time (3:00 p.m. Eastern).
- Apple ends their business day at midnight Pacific, but doesn't publish reports until 8:00 a.m. Pacific (11:00 a.m. Eastern).
- Smashwords data is fetched at around 1:30 a.m. Pacific Time (4:30 a.m. Eastern).
BookTrakr downloads data at the end of each store's business day, but each store defines a business day differently.
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