0 1 2 3 Tue 15 Feb 1938 Fri 18 Feb 1938 Mon 21 Feb 1938 Thu 24 Feb 1938 Sun 27 Feb 1938 Wed 02 Mar 1938 Sat 05 Mar 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