0 1 2 3 Sun 10 Dec 1916 Wed 13 Dec 1916 Sat 16 Dec 1916 Tue 19 Dec 1916 Fri 22 Dec 1916 Mon 25 Dec 1916 Thu 28 Dec 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