0 1 2 3 Tue 18 Dec 2001 Tue 01 Jan 2002 Fri 01 Feb 2002 Fri 01 Mar 2002 Mon 18 Mar 2002 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