0 1 2 3 Mon 26 Sep 1977 Fri 30 Sep 1977 Tue 04 Oct 1977 Sat 08 Oct 1977 Wed 12 Oct 1977 Sun 16 Oct 1977 Thu 20 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