0 1 2 3 Tue 13 Apr 1920 Wed 21 Apr 1920 Thu 29 Apr 1920 Fri 07 May 1920 Sat 15 May 1920 Sun 23 May 1920 Mon 31 May 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