0 1 2 3 Tue 20 Jan 1987 Tue 27 Jan 1987 Tue 03 Feb 1987 Tue 10 Feb 1987 Tue 17 Feb 1987 Tue 24 Feb 1987 Tue 03 Mar 1987 Tue 10 Mar 1987 Tue 17 Mar 1987 Sat 21 Mar 1987 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