0 1 2 3 Mon 23 Nov 1981 Tue 01 Dec 1981 Wed 09 Dec 1981 Thu 17 Dec 1981 Fri 25 Dec 1981 Sat 02 Jan 1982 Sun 10 Jan 1982 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