0 1 2 3 Mon 31 Jul 1939 Tue 01 Aug 1939 Fri 01 Sep 1939 Sun 01 Oct 1939 Sun 29 Oct 1939 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