0 1 2 3 Tue 13 Feb 1940 Sun 18 Feb 1940 Fri 23 Feb 1940 Wed 28 Feb 1940 Mon 04 Mar 1940 Sat 09 Mar 1940 Thu 14 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