0 1 2 3 Tue 21 Dec 1999 Sat 01 Jan 2000 Tue 01 Feb 2000 Wed 01 Mar 2000 Mon 20 Mar 2000 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