0 1 2 3 Sun 22 Aug 1976 Fri 27 Aug 1976 Wed 01 Sep 1976 Mon 06 Sep 1976 Sat 11 Sep 1976 Thu 16 Sep 1976 Tue 21 Sep 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