0 1 2 3 Tue 21 Nov 1922 Sun 26 Nov 1922 Fri 01 Dec 1922 Wed 06 Dec 1922 Mon 11 Dec 1922 Sat 16 Dec 1922 Thu 21 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