0 1 2 3 Thu 30 Aug 1923 Fri 07 Sep 1923 Sat 15 Sep 1923 Sun 23 Sep 1923 Mon 01 Oct 1923 Tue 09 Oct 1923 Wed 17 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