0 1 2 3 Sun 04 Sep 1977 Fri 09 Sep 1977 Wed 14 Sep 1977 Mon 19 Sep 1977 Sat 24 Sep 1977 Thu 29 Sep 1977 Tue 04 Oct 1977 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