in reply to total time usage by day with last

That data makes no sense to me. People are saying the third time is the time on, but that can't be right. 03:00 to 23:00 is 20 hours. not 8. Furthermore, 06:00 to 03:00 is 9 hours, not 8 (since the 23:00 shows that a 24 hour clock is used).