0 1 2 3 Sat 21 Dec 1918 Tue 24 Dec 1918 Fri 27 Dec 1918 Mon 30 Dec 1918 Thu 02 Jan 1919 Sun 05 Jan 1919 Wed 08 Jan 1919 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