0 1 2 3 Wed 03 Feb 1971 Wed 10 Feb 1971 Wed 17 Feb 1971 Wed 24 Feb 1971 Wed 03 Mar 1971 Wed 10 Mar 1971 Wed 17 Mar 1971 Wed 24 Mar 1971 Wed 31 Mar 1971 Tue 06 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