0 1 2 3 Mon 18 Jul 1966 Tue 02 Aug 1966 Wed 17 Aug 1966 Thu 01 Sep 1966 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