0 1 2 3 Tue 22 Aug 1978 Tue 29 Aug 1978 Tue 05 Sep 1978 Tue 12 Sep 1978 Tue 19 Sep 1978 Tue 26 Sep 1978 Tue 03 Oct 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