0 1 2 3 Fri 15 Feb 1974 Fri 22 Feb 1974 Fri 01 Mar 1974 Fri 08 Mar 1974 Fri 15 Mar 1974 Fri 22 Mar 1974 Fri 29 Mar 1974 Fri 05 Apr 1974 Fri 12 Apr 1974 Mon 15 Apr 1974 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