0 1 2 3 Fri 15 Mar 1991 Fri 22 Mar 1991 Fri 29 Mar 1991 Fri 05 Apr 1991 Fri 12 Apr 1991 Fri 19 Apr 1991 Fri 26 Apr 1991 Fri 03 May 1991 Fri 10 May 1991 Sun 12 May 1991 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