0 1 2 3 Thu 19 May 1927 Wed 01 Jun 1927 Fri 01 Jul 1927 Mon 01 Aug 1927 Wed 17 Aug 1927 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