0 1 2 3 Sun 11 Jan 1981 Sun 18 Jan 1981 Sun 25 Jan 1981 Sun 01 Feb 1981 Sun 08 Feb 1981 Sun 15 Feb 1981 Sun 22 Feb 1981 Sun 01 Mar 1981 Sun 08 Mar 1981 Sun 15 Mar 1981 Sun 22 Mar 1981 Tue 24 Mar 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