0 1 2 3 Sat 17 Sep 1927 Tue 20 Sep 1927 Fri 23 Sep 1927 Mon 26 Sep 1927 Thu 29 Sep 1927 Sun 02 Oct 1927 Wed 05 Oct 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