0 1 2 3 Sun 07 Feb 1915 Sun 14 Feb 1915 Sun 21 Feb 1915 Sun 28 Feb 1915 Sun 07 Mar 1915 Sun 14 Mar 1915 Sun 21 Mar 1915 Sun 28 Mar 1915 Sun 04 Apr 1915 Thu 08 Apr 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