0 1 2 3 Fri 12 Jan 1940 Tue 16 Jan 1940 Sat 20 Jan 1940 Wed 24 Jan 1940 Sun 28 Jan 1940 Thu 01 Feb 1940 Mon 05 Feb 1940 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