0 1 2 3 Fri 14 May 1920 Fri 21 May 1920 Fri 28 May 1920 Fri 04 Jun 1920 Fri 11 Jun 1920 Fri 18 Jun 1920 Fri 25 Jun 1920 Fri 02 Jul 1920 Fri 09 Jul 1920 Mon 12 Jul 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