0 1 2 3 Thu 22 Feb 1923 Thu 01 Mar 1923 Sun 01 Apr 1923 Tue 01 May 1923 Wed 23 May 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