0 1 2 3 Sat 16 Sep 1989 Sun 01 Oct 1989 Wed 01 Nov 1989 Fri 01 Dec 1989 Wed 13 Dec 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