0 1 2 3 Fri 04 Nov 1921 Fri 11 Nov 1921 Fri 18 Nov 1921 Fri 25 Nov 1921 Fri 02 Dec 1921 Fri 09 Dec 1921 Fri 16 Dec 1921 Fri 23 Dec 1921 Tue 27 Dec 1921 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