0 1 2 3 Fri 31 Jan 1919 Fri 07 Feb 1919 Fri 14 Feb 1919 Fri 21 Feb 1919 Fri 28 Feb 1919 Fri 07 Mar 1919 Fri 14 Mar 1919 Fri 21 Mar 1919 Tue 25 Mar 1919 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