0 1 2 3 Thu 26 Nov 1981 Sat 05 Dec 1981 Mon 14 Dec 1981 Wed 23 Dec 1981 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