0 1 2 3 Thu 08 Feb 1990 Thu 15 Feb 1990 Thu 22 Feb 1990 Thu 01 Mar 1990 Thu 08 Mar 1990 Thu 15 Mar 1990 Thu 22 Mar 1990 Thu 29 Mar 1990 Thu 05 Apr 1990 Thu 12 Apr 1990 Thu 19 Apr 1990 Fri 20 Apr 1990 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