0 1 2 3 Sun 11 Feb 1940 Mon 19 Feb 1940 Tue 27 Feb 1940 Wed 06 Mar 1940 Thu 14 Mar 1940 Fri 22 Mar 1940 Sat 30 Mar 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