0 1 2 3 Thu 03 Dec 1908 Thu 10 Dec 1908 Thu 17 Dec 1908 Thu 24 Dec 1908 Thu 31 Dec 1908 Thu 07 Jan 1909 Thu 14 Jan 1909 Thu 21 Jan 1909 Thu 28 Jan 1909 Mon 01 Feb 1909 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