0 1 2 3 Tue 04 Jul 1978 Wed 12 Jul 1978 Thu 20 Jul 1978 Fri 28 Jul 1978 Sat 05 Aug 1978 Sun 13 Aug 1978 Mon 21 Aug 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