0 1 2 3 Wed 08 Mar 1972 Wed 15 Mar 1972 Wed 22 Mar 1972 Wed 29 Mar 1972 Wed 05 Apr 1972 Wed 12 Apr 1972 Wed 19 Apr 1972 Wed 26 Apr 1972 Wed 03 May 1972 Wed 10 May 1972 Wed 17 May 1972 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