0 1 2 3 Thu 11 Aug 1921 Thu 18 Aug 1921 Thu 25 Aug 1921 Thu 01 Sep 1921 Thu 08 Sep 1921 Thu 15 Sep 1921 Thu 22 Sep 1921 Thu 29 Sep 1921 Mon 03 Oct 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