0 1 2 3 Sat 02 May 1931 Tue 05 May 1931 Fri 08 May 1931 Mon 11 May 1931 Thu 14 May 1931 Sun 17 May 1931 Wed 20 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