0 1 2 3 Mon 13 Apr 1931 Sat 18 Apr 1931 Thu 23 Apr 1931 Tue 28 Apr 1931 Sun 03 May 1931 Fri 08 May 1931 Wed 13 May 1931 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