0 1 2 3 Mon 19 Jul 1926 Thu 22 Jul 1926 Sun 25 Jul 1926 Wed 28 Jul 1926 Sat 31 Jul 1926 Tue 03 Aug 1926 Fri 06 Aug 1926 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average <- Previous Period Next Period -> Date Range: to Offset: hours Data: Hours Slept Hours Laying Awake Total Time in Bed Total Dreams Show: Raw Data Rolling Average Rolling Average: Start from Zero Events: None Major All