0 1 2 3 Tue 21 Feb 1984 Thu 01 Mar 1984 Sun 01 Apr 1984 Tue 01 May 1984 Mon 21 May 1984 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