0 1 2 3 Mon 11 Feb 1980 Mon 18 Feb 1980 Mon 25 Feb 1980 Mon 03 Mar 1980 Mon 10 Mar 1980 Mon 17 Mar 1980 Mon 24 Mar 1980 Mon 31 Mar 1980 Mon 07 Apr 1980 Thu 10 Apr 1980 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