0 1 2 3 Sun 06 Dec 1931 Sun 13 Dec 1931 Sun 20 Dec 1931 Sun 27 Dec 1931 Sun 03 Jan 1932 Sun 10 Jan 1932 Sun 17 Jan 1932 Sun 24 Jan 1932 Thu 28 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