0 1 2 3 Tue 24 Jul 1917 Wed 01 Aug 1917 Sat 01 Sep 1917 Mon 01 Oct 1917 Mon 22 Oct 1917 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