0 1 2 3 Sat 21 Dec 1974 Sat 28 Dec 1974 Sat 04 Jan 1975 Sat 11 Jan 1975 Sat 18 Jan 1975 Sat 25 Jan 1975 Sat 01 Feb 1975 Sat 08 Feb 1975 Sat 15 Feb 1975 Mon 17 Feb 1975 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