0 1 2 3 Tue 18 Apr 1922 Mon 01 May 1922 Thu 01 Jun 1922 Sat 01 Jul 1922 Mon 17 Jul 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