0 1 2 3 Fri 20 Sep 1974 Tue 24 Sep 1974 Sat 28 Sep 1974 Wed 02 Oct 1974 Sun 06 Oct 1974 Thu 10 Oct 1974 Mon 14 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