0 1 2 3 Tue 30 Oct 1973 Thu 01 Nov 1973 Sat 01 Dec 1973 Tue 01 Jan 1974 Mon 28 Jan 1974 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