0 1 2 3 Sat 14 Mar 1981 Sat 21 Mar 1981 Sat 28 Mar 1981 Sat 04 Apr 1981 Sat 11 Apr 1981 Sat 18 Apr 1981 Sat 25 Apr 1981 Sat 02 May 1981 Sat 09 May 1981 Sat 16 May 1981 Sun 17 May 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