0 1 2 3 Wed 13 Feb 1957 Wed 20 Feb 1957 Wed 27 Feb 1957 Wed 06 Mar 1957 Wed 13 Mar 1957 Wed 20 Mar 1957 Wed 27 Mar 1957 Wed 03 Apr 1957 Wed 10 Apr 1957 Tue 16 Apr 1957 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