0 1 2 3 Mon 21 Sep 1936 Thu 01 Oct 1936 Sun 01 Nov 1936 Tue 01 Dec 1936 Sat 19 Dec 1936 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