0 1 2 3 Thu 21 Feb 1924 Sat 01 Mar 1924 Tue 01 Apr 1924 Thu 01 May 1924 Wed 21 May 1924 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