0 1 2 3 Sun 11 Dec 1988 Sun 01 Jan 1989 Wed 01 Feb 1989 Wed 01 Mar 1989 Sat 01 Apr 1989 Mon 01 May 1989 Thu 01 Jun 1989 Sat 01 Jul 1989 Tue 01 Aug 1989 Fri 01 Sep 1989 Sun 01 Oct 1989 Wed 01 Nov 1989 Fri 01 Dec 1989 Mon 11 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