0 1 2 3 Wed 31 Dec 1986 Wed 07 Jan 1987 Wed 14 Jan 1987 Wed 21 Jan 1987 Wed 28 Jan 1987 Wed 04 Feb 1987 Wed 11 Feb 1987 Wed 18 Feb 1987 Fri 20 Feb 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