0 1 2 3 Wed 28 Jan 1976 Thu 05 Feb 1976 Fri 13 Feb 1976 Sat 21 Feb 1976 Sun 29 Feb 1976 Mon 08 Mar 1976 Tue 16 Mar 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