0 1 2 3 Sat 15 Sep 1973 Tue 18 Sep 1973 Fri 21 Sep 1973 Mon 24 Sep 1973 Thu 27 Sep 1973 Sun 30 Sep 1973 Wed 03 Oct 1973 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