0 1 2 3 Mon 26 Dec 1977 Mon 02 Jan 1978 Mon 09 Jan 1978 Mon 16 Jan 1978 Mon 23 Jan 1978 Mon 30 Jan 1978 Mon 06 Feb 1978 Mon 13 Feb 1978 Sun 19 Feb 1978 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