0 1 2 3 Tue 17 Nov 1931 Tue 24 Nov 1931 Tue 01 Dec 1931 Tue 08 Dec 1931 Tue 15 Dec 1931 Tue 22 Dec 1931 Tue 29 Dec 1931 Tue 05 Jan 1932 Tue 12 Jan 1932 Tue 19 Jan 1932 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