0 1 2 3 Tue 05 Jul 1921 Tue 12 Jul 1921 Tue 19 Jul 1921 Tue 26 Jul 1921 Tue 02 Aug 1921 Tue 09 Aug 1921 Tue 16 Aug 1921 Tue 23 Aug 1921 Tue 30 Aug 1921 Tue 06 Sep 1921 Sun 11 Sep 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