0 1 2 3 Sun 21 Jul 1991 Fri 26 Jul 1991 Wed 31 Jul 1991 Mon 05 Aug 1991 Sat 10 Aug 1991 Thu 15 Aug 1991 Tue 20 Aug 1991 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