0 1 2 3 Fri 18 Feb 1916 Wed 01 Mar 1916 Sat 01 Apr 1916 Mon 01 May 1916 Thu 18 May 1916 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