0 1 2 3 Tue 22 Jul 1980 Tue 29 Jul 1980 Tue 05 Aug 1980 Tue 12 Aug 1980 Tue 19 Aug 1980 Tue 26 Aug 1980 Tue 02 Sep 1980 Tue 09 Sep 1980 Fri 12 Sep 1980 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