0 1 2 3 Sat 08 Sep 1923 Thu 13 Sep 1923 Tue 18 Sep 1923 Sun 23 Sep 1923 Fri 28 Sep 1923 Wed 03 Oct 1923 Mon 08 Oct 1923 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