0 1 2 3 Sat 12 Jul 1975 Tue 15 Jul 1975 Fri 18 Jul 1975 Mon 21 Jul 1975 Thu 24 Jul 1975 Sun 27 Jul 1975 Wed 30 Jul 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