0 1 2 3 Fri 12 Sep 1975 Fri 19 Sep 1975 Fri 26 Sep 1975 Fri 03 Oct 1975 Fri 10 Oct 1975 Fri 17 Oct 1975 Fri 24 Oct 1975 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