0 1 2 3 Thu 10 Mar 1921 Thu 17 Mar 1921 Thu 24 Mar 1921 Thu 31 Mar 1921 Thu 07 Apr 1921 Thu 14 Apr 1921 Thu 21 Apr 1921 Thu 28 Apr 1921 Thu 05 May 1921 Thu 12 May 1921 Thu 19 May 1921 Tue 24 May 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