0 1 2 3 Sat 31 Jul 1976 Thu 05 Aug 1976 Tue 10 Aug 1976 Sun 15 Aug 1976 Fri 20 Aug 1976 Wed 25 Aug 1976 Mon 30 Aug 1976 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