0 1 2 3 Wed 15 Dec 1976 Wed 22 Dec 1976 Wed 29 Dec 1976 Wed 05 Jan 1977 Wed 12 Jan 1977 Wed 19 Jan 1977 Wed 26 Jan 1977 Wed 02 Feb 1977 Wed 09 Feb 1977 Wed 16 Feb 1977 Wed 23 Feb 1977 Wed 02 Mar 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