0 1 2 3 Sat 18 Feb 1922 Thu 23 Feb 1922 Tue 28 Feb 1922 Sun 05 Mar 1922 Fri 10 Mar 1922 Wed 15 Mar 1922 Mon 20 Mar 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