0 1 2 3 Tue 20 Feb 2007 Thu 01 Mar 2007 Sun 01 Apr 2007 Tue 01 May 2007 Mon 21 May 2007 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