0 1 2 3 Tue 09 Aug 1921 Tue 16 Aug 1921 Tue 23 Aug 1921 Tue 30 Aug 1921 Tue 06 Sep 1921 Tue 13 Sep 1921 Tue 20 Sep 1921 Tue 27 Sep 1921 Tue 04 Oct 1921 Tue 11 Oct 1921 Tue 18 Oct 1921 Sun 23 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