0 1 2 3 Thu 23 Dec 1976 Tue 28 Dec 1976 Sun 02 Jan 1977 Fri 07 Jan 1977 Wed 12 Jan 1977 Mon 17 Jan 1977 Sat 22 Jan 1977 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