0 1 2 3 Sun 24 Dec 1939 Mon 01 Jan 1940 Tue 09 Jan 1940 Wed 17 Jan 1940 Thu 25 Jan 1940 Fri 02 Feb 1940 Sat 10 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