0 1 2 3 Thu 14 Dec 1916 Fri 22 Dec 1916 Sat 30 Dec 1916 Sun 07 Jan 1917 Mon 15 Jan 1917 Tue 23 Jan 1917 Wed 31 Jan 1917 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