0 1 2 3 Fri 21 Nov 1975 Fri 28 Nov 1975 Fri 05 Dec 1975 Fri 12 Dec 1975 Fri 19 Dec 1975 Fri 26 Dec 1975 Fri 02 Jan 1976 Fri 09 Jan 1976 Fri 16 Jan 1976 Fri 23 Jan 1976 Fri 30 Jan 1976 Fri 06 Feb 1976 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