0 1 2 3 Thu 21 Feb 1980 Thu 28 Feb 1980 Thu 06 Mar 1980 Thu 13 Mar 1980 Thu 20 Mar 1980 Thu 27 Mar 1980 Thu 03 Apr 1980 Thu 10 Apr 1980 Thu 17 Apr 1980 Sat 19 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