0 1 2 3 Thu 04 Aug 1983 Mon 15 Aug 1983 Fri 26 Aug 1983 Tue 06 Sep 1983 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