0 1 2 3 Sun 06 Dec 1981 Fri 11 Dec 1981 Wed 16 Dec 1981 Mon 21 Dec 1981 Sat 26 Dec 1981 Thu 31 Dec 1981 Tue 05 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