0 1 2 3 Mon 18 Nov 1968 Fri 29 Nov 1968 Tue 10 Dec 1968 Sat 21 Dec 1968 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