0 1 2 3 Mon 04 Sep 1978 Tue 12 Sep 1978 Wed 20 Sep 1978 Thu 28 Sep 1978 Fri 06 Oct 1978 Sat 14 Oct 1978 Sun 22 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