0 1 2 3 Fri 13 Feb 1920 Fri 20 Feb 1920 Fri 27 Feb 1920 Fri 05 Mar 1920 Fri 12 Mar 1920 Fri 19 Mar 1920 Fri 26 Mar 1920 Fri 02 Apr 1920 Fri 09 Apr 1920 Wed 14 Apr 1920 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