0 1 2 3 Tue 13 May 1975 Sun 01 Jun 1975 Tue 01 Jul 1975 Fri 01 Aug 1975 Mon 11 Aug 1975 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