0 1 2 3 Wed 10 Dec 1975 Thu 18 Dec 1975 Fri 26 Dec 1975 Sat 03 Jan 1976 Sun 11 Jan 1976 Mon 19 Jan 1976 Tue 27 Jan 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