0 1 2 3 Fri 06 Dec 1991 Wed 01 Jan 1992 Sat 01 Feb 1992 Sun 01 Mar 1992 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