0 1 2 3 Tue 28 Feb 1922 Tue 07 Mar 1922 Tue 14 Mar 1922 Tue 21 Mar 1922 Tue 28 Mar 1922 Tue 04 Apr 1922 Tue 11 Apr 1922 Tue 18 Apr 1922 Sun 23 Apr 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