0 1 2 3 Wed 20 Jul 1988 Thu 04 Aug 1988 Fri 19 Aug 1988 Sat 03 Sep 1988 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