0 1 2 3 Sat 08 Dec 1979 Sat 15 Dec 1979 Sat 22 Dec 1979 Sat 29 Dec 1979 Sat 05 Jan 1980 Sat 12 Jan 1980 Sat 19 Jan 1980 Sat 26 Jan 1980 Sat 02 Feb 1980 Mon 04 Feb 1980 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