0 1 2 3 Tue 08 Nov 1921 Tue 15 Nov 1921 Tue 22 Nov 1921 Tue 29 Nov 1921 Tue 06 Dec 1921 Tue 13 Dec 1921 Tue 20 Dec 1921 Tue 27 Dec 1921 Tue 03 Jan 1922 Tue 10 Jan 1922 Tue 17 Jan 1922 Mon 23 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