0 1 2 3 Fri 03 Dec 1976 Tue 07 Dec 1976 Sat 11 Dec 1976 Wed 15 Dec 1976 Sun 19 Dec 1976 Thu 23 Dec 1976 Mon 27 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