0 1 2 3 Sun 23 Jul 1989 Mon 07 Aug 1989 Tue 22 Aug 1989 Wed 06 Sep 1989 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