0 1 2 3 Thu 04 Dec 1986 Thu 11 Dec 1986 Thu 18 Dec 1986 Thu 25 Dec 1986 Thu 01 Jan 1987 Thu 08 Jan 1987 Thu 15 Jan 1987 Thu 22 Jan 1987 Thu 29 Jan 1987 Sat 31 Jan 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