0 1 2 3 Sun 19 Dec 1937 Mon 27 Dec 1937 Tue 04 Jan 1938 Wed 12 Jan 1938 Thu 20 Jan 1938 Fri 28 Jan 1938 Sat 05 Feb 1938 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