0 1 2 3 Tue 10 Nov 1981 Sun 15 Nov 1981 Fri 20 Nov 1981 Wed 25 Nov 1981 Mon 30 Nov 1981 Sat 05 Dec 1981 Thu 10 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