0 1 2 3 Mon 04 Feb 1957 Mon 11 Feb 1957 Mon 18 Feb 1957 Mon 25 Feb 1957 Mon 04 Mar 1957 Mon 11 Mar 1957 Mon 18 Mar 1957 Mon 25 Mar 1957 Mon 01 Apr 1957 Mon 08 Apr 1957 Mon 15 Apr 1957 Wed 17 Apr 1957 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