0 1 2 3 Tue 16 Mar 1915 Tue 23 Mar 1915 Tue 30 Mar 1915 Tue 06 Apr 1915 Tue 13 Apr 1915 Tue 20 Apr 1915 Tue 27 Apr 1915 Tue 04 May 1915 Tue 11 May 1915 Tue 18 May 1915 Thu 20 May 1915 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