0 1 2 3 Tue 29 Sep 1987 Thu 01 Oct 1987 Sun 01 Nov 1987 Tue 01 Dec 1987 Mon 28 Dec 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