0 1 2 3 Mon 11 Jan 1988 Mon 18 Jan 1988 Mon 25 Jan 1988 Mon 01 Feb 1988 Mon 08 Feb 1988 Mon 15 Feb 1988 Mon 22 Feb 1988 Mon 29 Feb 1988 Mon 07 Mar 1988 Mon 14 Mar 1988 Mon 21 Mar 1988 Mon 28 Mar 1988 Thu 31 Mar 1988 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