0 1 2 3 Tue 18 May 1920 Tue 25 May 1920 Tue 01 Jun 1920 Tue 08 Jun 1920 Tue 15 Jun 1920 Tue 22 Jun 1920 Tue 29 Jun 1920 Tue 06 Jul 1920 Tue 13 Jul 1920 Tue 20 Jul 1920 Tue 27 Jul 1920 Mon 02 Aug 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