0 1 2 3 Fri 28 Jul 1978 Fri 04 Aug 1978 Fri 11 Aug 1978 Fri 18 Aug 1978 Fri 25 Aug 1978 Fri 01 Sep 1978 Fri 08 Sep 1978 Fri 15 Sep 1978 Fri 22 Sep 1978 Mon 25 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