0 1 2 3 Fri 09 Apr 1937 Sat 01 May 1937 Tue 01 Jun 1937 Thu 01 Jul 1937 Thu 08 Jul 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