0 1 2 3 Tue 06 May 1980 Sun 01 Jun 1980 Tue 01 Jul 1980 Fri 01 Aug 1980 Mon 04 Aug 1980 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