0 1 2 3 Thu 18 Mar 1937 Fri 26 Mar 1937 Sat 03 Apr 1937 Sun 11 Apr 1937 Mon 19 Apr 1937 Tue 27 Apr 1937 Wed 05 May 1937 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