0 1 2 3 Sun 31 Jan 1937 Sun 07 Feb 1937 Sun 14 Feb 1937 Sun 21 Feb 1937 Sun 28 Feb 1937 Sun 07 Mar 1937 Sun 14 Mar 1937 Sun 21 Mar 1937 Tue 23 Mar 1937 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