0 1 2 3 Fri 31 Aug 1973 Wed 05 Sep 1973 Mon 10 Sep 1973 Sat 15 Sep 1973 Thu 20 Sep 1973 Tue 25 Sep 1973 Sun 30 Sep 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