0 1 2 3 Fri 21 Jul 1967 Sat 05 Aug 1967 Sun 20 Aug 1967 Mon 04 Sep 1967 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