0 1 2 3 Sat 11 Sep 1971 Sat 18 Sep 1971 Sat 25 Sep 1971 Sat 02 Oct 1971 Sat 09 Oct 1971 Sat 16 Oct 1971 Sat 23 Oct 1971 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