0 1 2 3 Tue 11 Jul 1978 Tue 18 Jul 1978 Tue 25 Jul 1978 Tue 01 Aug 1978 Tue 08 Aug 1978 Tue 15 Aug 1978 Tue 22 Aug 1978 Tue 29 Aug 1978 Tue 05 Sep 1978 Tue 12 Sep 1978 Mon 18 Sep 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