0 1 2 3 Sun 19 Sep 1926 Fri 01 Oct 1926 Mon 01 Nov 1926 Wed 01 Dec 1926 Sun 19 Dec 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