0 1 2 3 Sun 15 Sep 1974 Fri 20 Sep 1974 Wed 25 Sep 1974 Mon 30 Sep 1974 Sat 05 Oct 1974 Thu 10 Oct 1974 Tue 15 Oct 1974 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