0 1 2 3 Sat 28 Jan 1978 Sat 04 Feb 1978 Sat 11 Feb 1978 Sat 18 Feb 1978 Sat 25 Feb 1978 Sat 04 Mar 1978 Sat 11 Mar 1978 Sat 18 Mar 1978 Sat 25 Mar 1978 Sat 01 Apr 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