0 1 2 3 Thu 30 Nov 1972 Thu 07 Dec 1972 Thu 14 Dec 1972 Thu 21 Dec 1972 Thu 28 Dec 1972 Thu 04 Jan 1973 Thu 11 Jan 1973 Thu 18 Jan 1973 Thu 25 Jan 1973 Mon 29 Jan 1973 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