0 1 2 3 Sat 11 Apr 1981 Thu 16 Apr 1981 Tue 21 Apr 1981 Sun 26 Apr 1981 Fri 01 May 1981 Wed 06 May 1981 Mon 11 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