0 1 2 3 Tue 02 Feb 1999 Mon 01 Mar 1999 Thu 01 Apr 1999 Sat 01 May 1999 Mon 03 May 1999 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