0 1 2 3 Thu 16 Sep 1971 Mon 20 Sep 1971 Fri 24 Sep 1971 Tue 28 Sep 1971 Sat 02 Oct 1971 Wed 06 Oct 1971 Sun 10 Oct 1971 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