0 1 2 3 Tue 01 Aug 1972 Tue 08 Aug 1972 Tue 15 Aug 1972 Tue 22 Aug 1972 Tue 29 Aug 1972 Tue 05 Sep 1972 Tue 12 Sep 1972 Tue 19 Sep 1972 Tue 26 Sep 1972 Tue 03 Oct 1972 Tue 10 Oct 1972 Sun 15 Oct 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