0 1 2 3 Mon 27 Nov 1922 Thu 30 Nov 1922 Sun 03 Dec 1922 Wed 06 Dec 1922 Sat 09 Dec 1922 Tue 12 Dec 1922 Fri 15 Dec 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