0 1 2 3 Wed 28 Jan 1931 Wed 04 Feb 1931 Wed 11 Feb 1931 Wed 18 Feb 1931 Wed 25 Feb 1931 Wed 04 Mar 1931 Wed 11 Mar 1931 Wed 18 Mar 1931 Wed 25 Mar 1931 Tue 31 Mar 1931 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