0 1 2 3 Wed 03 Mar 1971 Wed 10 Mar 1971 Wed 17 Mar 1971 Wed 24 Mar 1971 Wed 31 Mar 1971 Wed 07 Apr 1971 Wed 14 Apr 1971 Wed 21 Apr 1971 Wed 28 Apr 1971 Sat 01 May 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