0 1 2 3 Tue 18 Jul 1922 Tue 01 Aug 1922 Fri 01 Sep 1922 Sun 01 Oct 1922 Mon 16 Oct 1922 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