0 1 2 3 Mon 07 Aug 1978 Fri 11 Aug 1978 Tue 15 Aug 1978 Sat 19 Aug 1978 Wed 23 Aug 1978 Sun 27 Aug 1978 Thu 31 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