0 1 2 3 Sun 21 Feb 1971 Sun 28 Feb 1971 Sun 07 Mar 1971 Sun 14 Mar 1971 Sun 21 Mar 1971 Sun 28 Mar 1971 Sun 04 Apr 1971 Sun 11 Apr 1971 Sun 18 Apr 1971 Sat 24 Apr 1971 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