0 1 2 3 Fri 17 Mar 1978 Fri 24 Mar 1978 Fri 31 Mar 1978 Fri 07 Apr 1978 Fri 14 Apr 1978 Fri 21 Apr 1978 Fri 28 Apr 1978 Fri 05 May 1978 Fri 12 May 1978 Fri 19 May 1978 Fri 26 May 1978 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