0 1 2 3 Mon 31 Dec 2001 Fri 11 Jan 2002 Tue 22 Jan 2002 Sat 02 Feb 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