0 1 2 3 Sun 05 Jul 1981 Thu 09 Jul 1981 Mon 13 Jul 1981 Fri 17 Jul 1981 Tue 21 Jul 1981 Sat 25 Jul 1981 Wed 29 Jul 1981 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