0 1 2 3 Tue 13 Feb 1990 Thu 01 Mar 1990 Sun 01 Apr 1990 Tue 01 May 1990 Mon 14 May 1990 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