0 1 2 3 Sun 28 Nov 1976 Thu 02 Dec 1976 Mon 06 Dec 1976 Fri 10 Dec 1976 Tue 14 Dec 1976 Sat 18 Dec 1976 Wed 22 Dec 1976 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