0 1 2 3 Thu 10 Nov 1921 Thu 17 Nov 1921 Thu 24 Nov 1921 Thu 01 Dec 1921 Thu 08 Dec 1921 Thu 15 Dec 1921 Thu 22 Dec 1921 Thu 29 Dec 1921 Thu 05 Jan 1922 Thu 12 Jan 1922 Thu 19 Jan 1922 Thu 26 Jan 1922 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