0 1 2 3 Tue 25 Jul 1922 Wed 02 Aug 1922 Thu 10 Aug 1922 Fri 18 Aug 1922 Sat 26 Aug 1922 Sun 03 Sep 1922 Mon 11 Sep 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