0 1 2 3 Tue 17 Aug 1976 Wed 25 Aug 1976 Thu 02 Sep 1976 Fri 10 Sep 1976 Sat 18 Sep 1976 Sun 26 Sep 1976 Mon 04 Oct 1976 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