0 1 2 3 Tue 30 Dec 1975 Sun 04 Jan 1976 Fri 09 Jan 1976 Wed 14 Jan 1976 Mon 19 Jan 1976 Sat 24 Jan 1976 Thu 29 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