0 1 2 3 Tue 18 Dec 1990 Tue 25 Dec 1990 Tue 01 Jan 1991 Tue 08 Jan 1991 Tue 15 Jan 1991 Tue 22 Jan 1991 Tue 29 Jan 1991 Tue 05 Feb 1991 Tue 12 Feb 1991 Thu 14 Feb 1991 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